diff --git a/data/scripts/pc.inc b/data/scripts/pc.inc
index 1993aaf63f..e4e37f5b43 100644
--- a/data/scripts/pc.inc
+++ b/data/scripts/pc.inc
@@ -64,3 +64,11 @@ EventScript_AccessHallOfFame::
 	waitstate
 	goto EventScript_AccessPC
 	end
+
+EventScript_AccessPokemonBoxLink::
+	playse SE_PC_LOGIN
+	msgbox gText_StorageSystemOpened, MSGBOX_DEFAULT
+	special ShowPokemonStorageSystemPC
+	waitstate
+	goto EventScript_TurnOffPC
+	end
diff --git a/include/event_scripts.h b/include/event_scripts.h
index 1539356959..8df303ca33 100644
--- a/include/event_scripts.h
+++ b/include/event_scripts.h
@@ -515,6 +515,7 @@ extern const u8 MauvilleCity_PokemonCenter_1F_Text_HotSpringsStory[];
 extern const u8 LittlerootTown_BrendansHouse_2F_EventScript_PC[];
 extern const u8 LittlerootTown_MaysHouse_2F_EventScript_PC[];
 extern const u8 EventScript_PC[];
+extern const u8 EventScript_AccessPokemonBoxLink[];
 extern const u8 EventScript_TestSignpostMsg[];
 extern const u8 EventScript_HiddenItemScript[];
 extern const u8 EventScript_TV[];
diff --git a/include/item_use.h b/include/item_use.h
index d073e9d3ea..a5fe1ee97f 100644
--- a/include/item_use.h
+++ b/include/item_use.h
@@ -7,6 +7,7 @@ void ItemUseOutOfBattle_Rod(u8);
 void ItemUseOutOfBattle_Itemfinder(u8);
 void ItemUseOutOfBattle_PokeblockCase(u8);
 void ItemUseOutOfBattle_CoinCase(u8);
+void ItemUseOutOfBattle_PokemonBoxLink(u8);
 void ItemUseOutOfBattle_PowderJar(u8);
 void ItemUseOutOfBattle_SSTicket(u8);
 void ItemUseOutOfBattle_WailmerPail(u8);
diff --git a/src/data/items.h b/src/data/items.h
index 4bb19b4c9a..6646ab98c6 100644
--- a/src/data/items.h
+++ b/src/data/items.h
@@ -10186,8 +10186,8 @@ const struct Item gItems[] =
                                        "Storage System."),
         .importance = 1,
         .pocket = POCKET_KEY_ITEMS,
-        .type = ITEM_USE_BAG_MENU,
-        .fieldUseFunc = ItemUseOutOfBattle_CannotUse, // Todo
+        .type = ITEM_USE_FIELD,
+        .fieldUseFunc = ItemUseOutOfBattle_PokemonBoxLink,
     },
 
     [ITEM_COIN_CASE] =
diff --git a/src/item_use.c b/src/item_use.c
index 344122e8b3..b16169a9ba 100644
--- a/src/item_use.c
+++ b/src/item_use.c
@@ -58,6 +58,7 @@ static u8 GetDirectionToHiddenItem(s16, s16);
 static void PlayerFaceHiddenItem(u8);
 static void CheckForHiddenItemsInMapConnection(u8);
 static void Task_OpenRegisteredPokeblockCase(u8);
+static void Task_AccessPokemonBoxLink(u8);
 static void ItemUseOnFieldCB_Bike(u8);
 static void ItemUseOnFieldCB_Rod(u8);
 static void ItemUseOnFieldCB_Itemfinder(u8);
@@ -680,6 +681,18 @@ static void Task_OpenRegisteredPokeblockCase(u8 taskId)
     }
 }
 
+void ItemUseOutOfBattle_PokemonBoxLink(u8 taskId)
+{
+    sItemUseOnFieldCB = Task_AccessPokemonBoxLink;
+    SetUpItemUseOnFieldCallback(taskId);
+}
+
+static void Task_AccessPokemonBoxLink(u8 taskId)
+{
+    ScriptContext_SetupScript(EventScript_AccessPokemonBoxLink);
+    DestroyTask(taskId);
+}
+
 void ItemUseOutOfBattle_CoinCase(u8 taskId)
 {
     ConvertIntToDecimalStringN(gStringVar1, GetCoins(), STR_CONV_MODE_LEFT_ALIGN, 4);