diff --git a/asm/manager11.s b/asm/manager11.s
deleted file mode 100644
index e0d1626d..00000000
--- a/asm/manager11.s
+++ /dev/null
@@ -1,33 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_080599B8
-sub_080599B8: @ 0x080599B8
-	push {r4, lr}
-	adds r4, r0, #0
-	ldrb r0, [r4, #0xc]
-	cmp r0, #0
-	bne _080599D6
-	movs r0, #1
-	strb r0, [r4, #0xc]
-	ldrh r0, [r4, #0x3c]
-	bl CheckFlags
-	cmp r0, #0
-	beq _080599EA
-	bl DeleteThisEntity
-	b _080599EA
-_080599D6:
-	ldrh r0, [r4, #0x3e]
-	bl CheckFlags
-	cmp r0, #0
-	beq _080599EA
-	ldrh r0, [r4, #0x3c]
-	bl SetFlag
-	bl DeleteThisEntity
-_080599EA:
-	pop {r4, pc}
diff --git a/include/manager.h b/include/manager.h
index 18c6d370..a455052d 100644
--- a/include/manager.h
+++ b/include/manager.h
@@ -103,6 +103,13 @@ typedef struct {
     u16 unk_3e;
 } ManagerE;
 
+typedef struct Manager11 {
+    Manager manager;
+    u8 unk_20[0x1C];
+    u16 unk_3c;
+    u16 unk_3e;
+} Manager11;
+
 typedef struct {
     u16 unk_00;
     u8 source_roomID;
@@ -149,7 +156,7 @@ extern void sub_08058DD0(Entity*);
 extern void sub_08058E60();
 extern void sub_08058ECC(Entity*);
 extern void sub_08059570(Entity*);
-extern void sub_080599B8(Entity*);
+extern void sub_080599B8(Manager11*);
 extern void sub_080599EC(Entity*);
 extern void sub_08059DAC(Entity*);
 extern void sub_08059E58(Entity*);
diff --git a/linker.ld b/linker.ld
index 8838ce5d..3ecd5a65 100644
--- a/linker.ld
+++ b/linker.ld
@@ -495,7 +495,7 @@ SECTIONS {
         src/manager/managerE.o(.text);
         asm/managerF.o(.text);
         asm/manager10.o(.text);
-        asm/manager11.o(.text);
+        src/manager/manager11.o(.text);
         asm/manager12.o(.text);
         asm/manager13.o(.text);
         asm/manager14.o(.text);
diff --git a/src/manager/manager11.c b/src/manager/manager11.c
new file mode 100644
index 00000000..841407fc
--- /dev/null
+++ b/src/manager/manager11.c
@@ -0,0 +1,17 @@
+#include "global.h"
+#include "manager.h"
+#include "flags.h"
+
+void sub_080599B8(Manager11* this) {
+    if (!this->manager.action) {
+        this->manager.action = 1;
+        if (CheckFlags(this->unk_3c)) {
+            DeleteThisEntity();
+        }
+    } else {
+        if (CheckFlags(this->unk_3e)) {
+            SetFlag(this->unk_3c);
+            DeleteThisEntity();
+        }
+    }
+}