diff --git a/UnleashedRecomp/CMakeLists.txt b/UnleashedRecomp/CMakeLists.txt
index 35bddb40..63483604 100644
--- a/UnleashedRecomp/CMakeLists.txt
+++ b/UnleashedRecomp/CMakeLists.txt
@@ -81,6 +81,7 @@ set(SWA_PATCHES_CXX_SOURCES
 set(SWA_UI_CXX_SOURCES
     "ui/achievement_menu.cpp"
     "ui/achievement_overlay.cpp"
+    "ui/message_window.cpp"
     "ui/options_menu.cpp"
     "ui/sdl_listener.cpp"
     "ui/window.cpp"
diff --git a/UnleashedRecomp/gpu/video.cpp b/UnleashedRecomp/gpu/video.cpp
index abed18dd..45325c22 100644
--- a/UnleashedRecomp/gpu/video.cpp
+++ b/UnleashedRecomp/gpu/video.cpp
@@ -11,6 +11,7 @@
 #include <shader/shader_cache.h>
 #include <ui/achievement_menu.h>
 #include <ui/achievement_overlay.h>
+#include <ui/message_window.h>
 #include <ui/options_menu.h>
 
 #include "imgui_snapshot.h"
@@ -1065,6 +1066,7 @@ static void CreateImGuiBackend()
 
     AchievementMenu::Init();
     AchievementOverlay::Init();
+    MessageWindow::Init();
     OptionsMenu::Init();
 
     ImGui_ImplSDL2_InitForOther(Window::s_pWindow);
@@ -1739,6 +1741,7 @@ static void DrawImGui()
     AchievementMenu::Draw();
     OptionsMenu::Draw();
     AchievementOverlay::Draw();
+    MessageWindow::Draw();
 
     ImGui::Render();
 
diff --git a/UnleashedRecomp/stdafx.h b/UnleashedRecomp/stdafx.h
index bf524468..964e928a 100644
--- a/UnleashedRecomp/stdafx.h
+++ b/UnleashedRecomp/stdafx.h
@@ -14,6 +14,7 @@
 #include <string>
 #include <cassert>
 #include <chrono>
+#include <span>
 #include <xbox.h>
 #include <xxhash.h>
 #include <ankerl/unordered_dense.h>
diff --git a/UnleashedRecomp/ui/imgui_utils.h b/UnleashedRecomp/ui/imgui_utils.h
index b3a1bd92..728e5c57 100644
--- a/UnleashedRecomp/ui/imgui_utils.h
+++ b/UnleashedRecomp/ui/imgui_utils.h
@@ -3,6 +3,12 @@
 #include <gpu/imgui_common.h>
 #include <app.h>
 
+#define PIXELS_TO_UV_COORDS(textureWidth, textureHeight, x, y, width, height) \
+    std::make_tuple(ImVec2((float)x / (float)textureWidth, (float)y / (float)textureHeight), \
+                    ImVec2(((float)x + (float)width) / (float)textureWidth, ((float)y + (float)height) / (float)textureHeight))
+
+#define GET_UV_COORDS(tuple) std::get<0>(tuple), std::get<1>(tuple)
+
 static std::vector<std::unique_ptr<ImGuiCallbackData>> g_callbackData;
 static uint32_t g_callbackDataIndex = 0;
 
@@ -150,7 +156,80 @@ static void DrawTextWithShadow(const ImFont* font, float fontSize, const ImVec2&
 
     DrawTextWithOutline<float>(font, fontSize, { pos.x + offset, pos.y + offset }, shadowColour, text, radius, shadowColour);
 
-    drawList->AddText(font, fontSize, pos, colour, text);
+    drawList->AddText(font, fontSize, pos, colour, text, nullptr);
+}
+
+static float CalcWidestTextSize(const ImFont* font, float fontSize, std::span<std::string> strs)
+{
+    auto result = 0.0f;
+
+    for (auto& str : strs)
+        result = std::max(result, font->CalcTextSizeA(fontSize, FLT_MAX, 0, str.c_str()).x);
+
+    return result;
+}
+
+static std::vector<std::string> Split(const char* str, char delimiter)
+{
+    std::vector<std::string> result;
+
+    if (!str)
+        return result;
+
+    const char* start = str;
+    const char* current = str;
+
+    while (*current)
+    {
+        if (*current == delimiter)
+        {
+            result.emplace_back(start, current - start);
+            start = current + 1;
+        }
+
+        current++;
+    }
+
+    result.emplace_back(start);
+
+    return result;
+}
+
+static ImVec2 MeasureCentredParagraph(const ImFont* font, float fontSize, float lineMargin, std::vector<std::string> lines)
+{
+    auto x = 0.0f;
+    auto y = 0.0f;
+
+    for (auto& str : lines)
+    {
+        auto textSize = font->CalcTextSizeA(fontSize, FLT_MAX, 0, str.c_str());
+
+        x = std::max(x, textSize.x);
+        y += textSize.y + Scale(lineMargin);
+    }
+
+    return { x, y };
+}
+
+static ImVec2 MeasureCentredParagraph(const ImFont* font, float fontSize, float lineMargin, const char* text)
+{
+    return MeasureCentredParagraph(font, fontSize, lineMargin, Split(text, '\n'));
+}
+
+static void DrawCentredParagraph(const ImFont* font, float fontSize, const ImVec2& centre, float lineMargin, const char* text, std::function<void(const char*, ImVec2)> drawMethod)
+{
+    auto lines = Split(text, '\n');
+    auto paragraphSize = MeasureCentredParagraph(font, fontSize, lineMargin, lines);
+    auto offsetY = 0.0f;
+
+    for (auto& str : lines)
+    {
+        auto textSize = font->CalcTextSizeA(fontSize, FLT_MAX, 0, str.c_str());
+
+        drawMethod(str.c_str(), ImVec2(/* X */ centre.x - textSize.x / 2, /* Y */ centre.y - paragraphSize.y / 2 + offsetY));
+
+        offsetY += textSize.y + Scale(lineMargin);
+    }
 }
 
 static void DrawTextWithMarqueeShadow(const ImFont* font, float fontSize, const ImVec2& pos, const ImVec2& min, const ImVec2& max, ImU32 colour, const char* text, double time, double delay, double speed, float offset = 2.0f, float radius = 0.4f, ImU32 shadowColour = IM_COL32(0, 0, 0, 255))
diff --git a/UnleashedRecomp/ui/message_window.cpp b/UnleashedRecomp/ui/message_window.cpp
new file mode 100644
index 00000000..34c7bd49
--- /dev/null
+++ b/UnleashedRecomp/ui/message_window.cpp
@@ -0,0 +1,335 @@
+#include "message_window.h"
+#include "imgui_utils.h"
+#include <api/SWA.h>
+#include <gpu/video.h>
+#include <exports.h>
+#include "../UnleashedRecompResources/images/pause.h"
+
+constexpr double OVERLAY_CONTAINER_COMMON_MOTION_START = 0;
+constexpr double OVERLAY_CONTAINER_COMMON_MOTION_END = 11;
+constexpr double OVERLAY_CONTAINER_INTRO_FADE_START = 5;
+constexpr double OVERLAY_CONTAINER_INTRO_FADE_END = 9;
+constexpr double OVERLAY_CONTAINER_OUTRO_FADE_START = 0;
+constexpr double OVERLAY_CONTAINER_OUTRO_FADE_END = 4;
+
+static bool g_isAwaitingResult = false;
+static bool g_isClosing = false;
+static bool g_isControlsVisible = false;
+
+static int g_selectedRowIndex;
+static int g_foregroundCount;
+
+static bool g_upWasHeld;
+static bool g_downWasHeld;
+
+static double g_appearTime;
+static double g_controlsAppearTime;
+
+static ImFont* g_fntSeurat;
+
+static std::unique_ptr<GuestTexture> g_upSelectionCursor;
+
+std::string g_text;
+int g_result;
+std::vector<std::string> g_buttons;
+int g_defaultButtonIndex;
+
+bool DrawContainer(float appearTime, ImVec2 centre, ImVec2 max, bool isForeground = true)
+{
+    auto drawList = ImGui::GetForegroundDrawList();
+
+    ImVec2 _min = { centre.x - max.x, centre.y - max.y };
+    ImVec2 _max = { centre.x + max.x, centre.y + max.y };
+
+    // Expand/retract animation.
+    auto containerMotion = ComputeMotion(appearTime, OVERLAY_CONTAINER_COMMON_MOTION_START, OVERLAY_CONTAINER_COMMON_MOTION_END);
+
+    if (g_isClosing)
+    {
+        _min.x = Hermite(_min.x, centre.x, containerMotion);
+        _max.x = Hermite(_max.x, centre.x, containerMotion);
+        _min.y = Hermite(_min.y, centre.y, containerMotion);
+        _max.y = Hermite(_max.y, centre.y, containerMotion);
+    }
+    else
+    {
+        _min.x = Hermite(centre.x, _min.x, containerMotion);
+        _max.x = Hermite(centre.x, _max.x, containerMotion);
+        _min.y = Hermite(centre.y, _min.y, containerMotion);
+        _max.y = Hermite(centre.y, _max.y, containerMotion);
+    }
+
+    auto vertices = GetPauseContainerVertices(_min, _max);
+
+    // Transparency fade animation.
+    auto colourMotion = g_isClosing
+        ? ComputeMotion(appearTime, OVERLAY_CONTAINER_OUTRO_FADE_START, OVERLAY_CONTAINER_OUTRO_FADE_END)
+        : ComputeMotion(appearTime, OVERLAY_CONTAINER_INTRO_FADE_START, OVERLAY_CONTAINER_INTRO_FADE_END);
+
+    auto alpha = g_isClosing
+        ? Lerp(1, 0, colourMotion)
+        : Lerp(0, 1, colourMotion);
+
+    if (!isForeground)
+        g_foregroundCount++;
+
+    if (isForeground)
+        drawList->AddRectFilled({ 0.0f, 0.0f }, ImGui::GetIO().DisplaySize, IM_COL32(0, 0, 0, 223 * (g_foregroundCount ? 1 : alpha)));
+
+    auto colShadow = IM_COL32(0, 0, 0, 156 * alpha);
+    auto colGradientTop = IM_COL32(197, 194, 197, 200 * alpha);
+    auto colGradientBottom = IM_COL32(115, 113, 115, 236 * alpha);
+
+    // Draw vertices with gradient.
+    SetGradient(_min, _max, colGradientTop, colGradientBottom);
+    drawList->AddConvexPolyFilled(vertices.data(), vertices.size(), IM_COL32(255, 255, 255, 255 * alpha));
+    ResetGradient();
+
+    // Draw outline.
+    drawList->AddPolyline
+    (
+        vertices.data(),
+        vertices.size(),
+        IM_COL32(247, 247, 247, 255 * alpha),
+        true,
+        Scale(2.5f)
+    );
+
+    // Offset vertices to draw 3D effect lines.
+    for (int i = 0; i < vertices.size(); i++)
+    {
+        vertices[i].x -= Scale(0.4f);
+        vertices[i].y -= Scale(0.2f);
+    }
+
+    auto colLineTop = IM_COL32(165, 170, 165, 230 * alpha);
+    auto colLineBottom = IM_COL32(190, 190, 190, 230 * alpha);
+    auto lineThickness = Scale(1.0f);
+
+    // Top left corner bottom to top left corner top.
+    drawList->AddLine(vertices[0], vertices[1], colLineTop, lineThickness * 0.5f);
+
+    // Top left corner bottom to bottom left.
+    drawList->AddRectFilledMultiColor({ vertices[0].x - 0.2f, vertices[0].y }, { vertices[6].x + lineThickness - 0.2f, vertices[6].y }, colLineTop, colLineTop, colLineBottom, colLineBottom);
+
+    // Top left corner top to top right.
+    drawList->AddLine(vertices[1], vertices[2], colLineTop, lineThickness);
+
+    drawList->PushClipRect(_min, _max);
+
+    return containerMotion >= 1.0f && !g_isClosing;
+}
+
+void DrawButton(int rowIndex, float yOffset, float width, float height, std::string& text)
+{
+    auto drawList = ImGui::GetForegroundDrawList();
+
+    auto clipRectMin = drawList->GetClipRectMin();
+    auto clipRectMax = drawList->GetClipRectMax();
+
+    ImVec2 min = { clipRectMin.x + ((clipRectMax.x - clipRectMin.x) - width) / 2, clipRectMin.y + height * rowIndex + yOffset };
+    ImVec2 max = { min.x + width, min.y + height };
+
+    bool isSelected = rowIndex == g_selectedRowIndex;
+
+    if (isSelected)
+    {
+        static auto breatheStart = ImGui::GetTime();
+        auto alpha = Lerp(1.0f, 0.75f, (sin((ImGui::GetTime() - breatheStart) * (2.0f * M_PI / (55.0f / 60.0f))) + 1.0f) / 2.0f);
+        auto colour = IM_COL32(255, 255, 255, 255 * alpha);
+
+        auto width  = Scale(11);
+        auto left   = PIXELS_TO_UV_COORDS(128, 128, 0, 0, 11, 50);
+        auto centre = PIXELS_TO_UV_COORDS(128, 128, 11, 0, 8, 50);
+        auto right  = PIXELS_TO_UV_COORDS(128, 128, 19, 0, 11, 50);
+
+        drawList->AddImage(g_upSelectionCursor.get(), min, { min.x + width, max.y }, GET_UV_COORDS(left), colour);
+        drawList->AddImage(g_upSelectionCursor.get(), { min.x + width, min.y }, { max.x - width, max.y }, GET_UV_COORDS(centre), colour);
+        drawList->AddImage(g_upSelectionCursor.get(), { max.x - width, min.y }, max, GET_UV_COORDS(right), colour);
+    }
+
+    auto fontSize = Scale(28);
+    auto textSize = g_fntSeurat->CalcTextSizeA(fontSize, FLT_MAX, 0, text.c_str());
+
+    DrawTextWithShadow
+    (
+        g_fntSeurat,
+        fontSize,
+        { /* X */ min.x + ((max.x - min.x) - textSize.x) / 2, /* Y */ min.y + ((max.y - min.y) - textSize.y) / 2 },
+        isSelected ? IM_COL32(255, 128, 0, 255) : IM_COL32(255, 255, 255, 255),
+        text.c_str()
+    );
+}
+
+static void ResetSelection()
+{
+    g_selectedRowIndex = g_defaultButtonIndex;
+    g_upWasHeld = false;
+    g_downWasHeld = false;
+}
+
+void MessageWindow::Init()
+{
+    auto& io = ImGui::GetIO();
+
+    constexpr float FONT_SCALE = 2.0f;
+
+    g_fntSeurat = io.Fonts->AddFontFromFileTTF("FOT-SeuratPro-M.otf", 28.0f * FONT_SCALE);
+
+    g_upSelectionCursor = LoadTexture((uint8_t*)g_res_pause, g_res_pause_size);
+}
+
+void MessageWindow::Draw()
+{
+    if (!s_isVisible)
+        return;
+
+    auto pInputState = SWA::CInputState::GetInstance();
+    auto drawList = ImGui::GetForegroundDrawList();
+    auto& res = ImGui::GetIO().DisplaySize;
+
+    ImVec2 centre = { res.x / 2, res.y / 2 };
+
+    auto fontSize = Scale(28);
+    auto textSize = MeasureCentredParagraph(g_fntSeurat, fontSize, 5, g_text.c_str());
+    auto textMarginX = Scale(32);
+    auto textMarginY = Scale(40);
+
+    if (DrawContainer(g_appearTime, centre, { textSize.x / 2 + textMarginX, textSize.y / 2 + textMarginY }, !g_isControlsVisible))
+    {
+        DrawCentredParagraph
+        (
+            g_fntSeurat,
+            fontSize,
+            { centre.x, centre.y + Scale(3) },
+            5,
+            g_text.c_str(),
+
+            [=](const char* str, ImVec2 pos)
+            {
+                DrawTextWithShadow(g_fntSeurat, fontSize, pos, IM_COL32(255, 255, 255, 255), str);
+            }
+        );
+
+        drawList->PopClipRect();
+
+        if (g_buttons.size())
+        {
+            auto itemWidth = std::max(Scale(162), Scale(CalcWidestTextSize(g_fntSeurat, fontSize, g_buttons)));
+            auto itemHeight = Scale(57);
+            auto windowMarginX = Scale(18);
+            auto windowMarginY = Scale(25);
+
+            ImVec2 controlsMax = { /* X */ itemWidth / 2 + windowMarginX, /* Y */ itemHeight / 2 * g_buttons.size() + windowMarginY };
+
+            if (g_isControlsVisible && DrawContainer(g_controlsAppearTime, centre, controlsMax))
+            {
+                auto rowCount = 0;
+
+                for (auto& button : g_buttons)
+                    DrawButton(rowCount++, windowMarginY, itemWidth, itemHeight, button);
+
+                drawList->PopClipRect();
+
+                bool upIsHeld = pInputState->GetPadState().IsDown(SWA::eKeyState_DpadUp) ||
+                    pInputState->GetPadState().LeftStickVertical > 0.5f;
+
+                bool downIsHeld = pInputState->GetPadState().IsDown(SWA::eKeyState_DpadDown) ||
+                    pInputState->GetPadState().LeftStickVertical < -0.5f;
+
+                bool scrollUp = !g_upWasHeld && upIsHeld;
+                bool scrollDown = !g_downWasHeld && downIsHeld;
+
+                if (scrollUp)
+                {
+                    --g_selectedRowIndex;
+                    if (g_selectedRowIndex < 0)
+                        g_selectedRowIndex = rowCount - 1;
+                }
+                else if (scrollDown)
+                {
+                    ++g_selectedRowIndex;
+                    if (g_selectedRowIndex >= rowCount)
+                        g_selectedRowIndex = 0;
+                }
+
+                if (scrollUp || scrollDown)
+                    Game_PlaySound("sys_actstg_pausecursor");
+
+                g_upWasHeld = upIsHeld;
+                g_downWasHeld = downIsHeld;
+
+                if (pInputState->GetPadState().IsTapped(SWA::eKeyState_A))
+                {
+                    g_result = g_selectedRowIndex;
+
+                    Game_PlaySound("sys_actstg_pausedecide");
+                    MessageWindow::Close();
+                }
+                else if (pInputState->GetPadState().IsTapped(SWA::eKeyState_B))
+                {
+                    g_result = -1;
+
+                    Game_PlaySound("sys_actstg_pausecansel");
+                    MessageWindow::Close();
+                }
+            }
+            else
+            {
+                if (!g_isControlsVisible && pInputState->GetPadState().IsTapped(SWA::eKeyState_A))
+                {
+                    g_controlsAppearTime = ImGui::GetTime();
+                    g_isControlsVisible = true;
+
+                    Game_PlaySound("sys_actstg_pausewinopen");
+                }
+            }
+        }
+        else
+        {
+            if (pInputState->GetPadState().IsTapped(SWA::eKeyState_A))
+                MessageWindow::Close();
+        }
+    }
+}
+
+bool MessageWindow::Open(std::string text, int* result, std::span<std::string> buttons, int defaultButtonIndex)
+{
+    if (!g_isAwaitingResult && *result == -1)
+    {
+        s_isVisible = true;
+        g_isClosing = false;
+        g_isControlsVisible = false;
+        g_foregroundCount = 0;
+        g_appearTime = ImGui::GetTime();
+        g_controlsAppearTime = ImGui::GetTime();
+
+        g_text = text;
+        g_buttons = std::vector(buttons.begin(), buttons.end());
+        g_defaultButtonIndex = defaultButtonIndex;
+
+        ResetSelection();
+
+        Game_PlaySound("sys_actstg_pausewinopen");
+
+        g_isAwaitingResult = true;
+    }
+
+    *result = g_result;
+
+    return !g_isAwaitingResult;
+}
+
+void MessageWindow::Close()
+{
+    if (!g_isClosing)
+    {
+        g_appearTime = ImGui::GetTime();
+        g_controlsAppearTime = ImGui::GetTime();
+        g_isClosing = true;
+        g_isControlsVisible = false;
+        g_isAwaitingResult = false;
+    }
+
+    Game_PlaySound("sys_actstg_pausewinclose");
+}
diff --git a/UnleashedRecomp/ui/message_window.h b/UnleashedRecomp/ui/message_window.h
new file mode 100644
index 00000000..b1baca00
--- /dev/null
+++ b/UnleashedRecomp/ui/message_window.h
@@ -0,0 +1,12 @@
+#pragma once
+
+class MessageWindow
+{
+public:
+    inline static bool s_isVisible = false;
+
+    static void Init();
+    static void Draw();
+    static bool Open(std::string text, int* result, std::span<std::string> buttons = {}, int defaultButtonIndex = 0);
+    static void Close();
+};
diff --git a/UnleashedRecomp/ui/options_menu.h b/UnleashedRecomp/ui/options_menu.h
index 6ea404b5..85268806 100644
--- a/UnleashedRecomp/ui/options_menu.h
+++ b/UnleashedRecomp/ui/options_menu.h
@@ -2,7 +2,7 @@
 
 #include <api/SWA.h>
 
-struct OptionsMenu
+class OptionsMenu
 {
 public:
     inline static bool s_isVisible = false;