diff --git a/hero.proto b/hero.proto
index 31ff050..33645a2 100644
--- a/hero.proto
+++ b/hero.proto
@@ -95,3 +95,20 @@ message HeroUpGradeReq {
   string hero_id = 1;
 }
 
+message HeroUpGradeRsp {
+  string hero_id = 1;
+  int32 grade = 2;
+}
+
+message HeroUpMemorySlotReq {
+  string hero_id = 1;
+  int32 slot_idx = 2;
+  string costs = 3;
+}
+
+message HeroUpMemorySlotRsp {
+  string hero_id = 1;
+  map<int32,string> slot_memory = 2;
+}
+
+
--
libgit2 0.21.2