diff --git a/Source/Client/Session.h b/Source/Client/Session.h
index 6259b45e..d26dff66 100644
--- a/Source/Client/Session.h
+++ b/Source/Client/Session.h
@@ -548,6 +548,7 @@ public:
     return reinterpret_cast<NormalItemSlot*>(reinterpret_cast<unsigned char*>(this) + offsetof(CSession, unknown_06EB))[index];
   }
   void ResetItems2B50();
+  void ResetMercenaryStats();
   const char* GetPetAccActName(int id);
   int GetPetFood(int job);
   std::string GetMonsterActName(int job);
diff --git a/Source/Contents/ClientState.cpp b/Source/Contents/ClientState.cpp
index 0c74991f..4e5451d5 100644
--- a/Source/Contents/ClientState.cpp
+++ b/Source/Contents/ClientState.cpp
@@ -1487,3 +1487,14 @@ std::uint32_t CSession::ReadReplayCharacter(const std::vector<unsigned char>& da
 
   return offset;
 }
+
+// OFFSET: 0x00DE93F0
+// FUNCTION: fn_23500
+void CSession::ResetMercenaryStats() {
+  this->unknown_56A4 = 0;
+  this->unknown_56A8 = 0;
+  this->unknown_56AC = 0;
+  this->unknown_5698 = 0;
+  this->unknown_569C = 0;
+  this->unknown_56A0 = 0;
+}
diff --git a/Source/UI/Window/UIMerInfoWnd.h b/Source/UI/Window/UIMerInfoWnd.h
index e285e899..2928adc3 100644
--- a/Source/UI/Window/UIMerInfoWnd.h
+++ b/Source/UI/Window/UIMerInfoWnd.h
@@ -5,17 +5,20 @@
 #include "Contents/UserData/NormalItemSlots.h"
 
 struct UIButtonContext;
+struct WindowResponseRecorder;
 
 class UIMerInfoWnd : public UIFrameWnd {
 public:
   void Slot11() override;
   void Paint() override;
+  int SendMsg(UIWindow* sender, int message, std::intptr_t a, std::intptr_t b, std::intptr_t c, std::intptr_t d) override;
 
   /* 00B4 */ unsigned char unknown_00B4[0x10];
   /* 00C4 */ MerInfoWndInfo* saved;
 
 protected:
   UIButtonContext* m_controls;
+  WindowResponseRecorder* m_recorder;
 };
 
 #endif
diff --git a/Source/UI/Window/UIMessageBox.cpp b/Source/UI/Window/UIMessageBox.cpp
index b2ee1bf5..a6f48e64 100644
--- a/Source/UI/Window/UIMessageBox.cpp
+++ b/Source/UI/Window/UIMessageBox.cpp
@@ -22,6 +22,7 @@
 #include "UI/Window/WindowBorder.h"
 #include "UI/Window/UIWindowMgr.h"
 #include "UI/Window/UIMerInfoWnd.h"
+#include "UI/Window/WindowDialogs.h"
 #include "UI/Window/UIMessageBoxAutoreturn.h"
 #include "UI/Window/UIMonsterInfoWnd.h"
 #include "UI/Window/UITalkboxTrapInputWnd.h"
@@ -699,6 +700,8 @@ void UIMerInfoWnd::Slot11() {
   }
 }
 
+// OFFSET: 0x008BF720
+
 // OFFSET: 0x008C3670
 // FUNCTION: fn_11828
 void UIPetInfoWnd::Slot11() {