diff --git a/client/src/bindings/Interior.cpp b/client/src/bindings/Interior.cpp
index 08c1f8b1..051b9fc4 100644
--- a/client/src/bindings/Interior.cpp
+++ b/client/src/bindings/Interior.cpp
@@ -138,6 +138,13 @@ static void GetPortalByIndex(const v8::FunctionCallbackInfo<v8::Value>& info)
     V8_RETURN(v8InteriorPortal.New(isolate->GetEnteredOrMicrotaskContext(), args));
 }
 
+static void IdGetter(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
+{
+    V8_GET_ISOLATE_CONTEXT();
+    V8_GET_THIS_INTERNAL_FIELD_UINT32(1, interiorId);
+    V8_RETURN_UINT(interiorId);
+}
+
 extern V8Class v8Interior("Interior",
                           Constructor,
                           [](v8::Local<v8::FunctionTemplate> tpl)
@@ -155,6 +162,7 @@ extern V8Class v8Interior("Interior",
                               V8Helpers::SetAccessor(isolate, tpl, "pos", &PositionGetter);
                               V8Helpers::SetAccessor(isolate, tpl, "rot", &RotationGetter);
                               V8Helpers::SetAccessor(isolate, tpl, "entitiesExtents", &EntitiesExtentsGetter);
+                              V8Helpers::SetAccessor(isolate, tpl, "id", &IdGetter);
 
                               V8Helpers::SetStaticMethod(isolate, tpl, "getForInteriorID", &GetForInteriorID);
                           });
diff --git a/client/src/bindings/InteriorPortal.cpp b/client/src/bindings/InteriorPortal.cpp
index 0bb929b5..a461f209 100644
--- a/client/src/bindings/InteriorPortal.cpp
+++ b/client/src/bindings/InteriorPortal.cpp
@@ -5,14 +5,14 @@
 static void Constructor(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     V8_GET_ISOLATE_CONTEXT();
-    V8_CHECK_CONSTRUCTOR()
+    V8_CHECK_CONSTRUCTOR();
 
-    V8_CHECK_ARGS_LEN(3)
-    V8_ARG_TO_UINT(1, interiorId)
-    V8_ARG_TO_UINT(2, portalIndex)
+    V8_CHECK_ARGS_LEN(2);
+    V8_ARG_TO_UINT(1, interiorId);
+    V8_ARG_TO_UINT(2, portalIndex);
 
     std::shared_ptr<alt::IInterior> interior = alt::ICore::Instance().GetInterior(interiorId);
-    V8_CHECK(interior, "interior doesn't exist")
+    V8_CHECK(interior, "interior doesn't exist");
 
     std::shared_ptr<alt::IInteriorPortal> portal = interior->GetPortalByIndex(portalIndex);
     V8_CHECK(portal, "interior portal doesn't exist");
@@ -141,6 +141,13 @@ static void GetCornerPos(const v8::FunctionCallbackInfo<v8::Value>& info)
 }
 
 
+static void EntityCountGetter(v8::Local<v8::String>, const v8::PropertyCallbackInfo<v8::Value>& info)
+{
+    GET_THIS_INTERIOR_PORTAL(portal);
+
+    V8_RETURN_UINT(portal->GetEntityCount());
+}
+
 static void SetCornerPos(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     GET_THIS_INTERIOR_PORTAL(portal);
@@ -165,6 +172,7 @@ extern V8Class v8InteriorPortal("InteriorPortal",
                                   V8Helpers::SetAccessor(isolate, tpl, "roomFrom", &RoomFromGetter, &RoomFromSetter);
                                   V8Helpers::SetAccessor(isolate, tpl, "roomTo", &RoomToGetter, &RoomToSetter);
                                   V8Helpers::SetAccessor(isolate, tpl, "flag", &FlagGetter, &FlagSetter);
+                                  V8Helpers::SetAccessor(isolate, tpl, "entityCount", &EntityCountGetter);
 
                                   V8Helpers::SetMethod(isolate, tpl, "getCornerPos", &GetCornerPos);
                                   V8Helpers::SetMethod(isolate, tpl, "getEntityArchetype", &GetEntityArchetype);
diff --git a/client/src/bindings/InteriorRoom.cpp b/client/src/bindings/InteriorRoom.cpp
index ef19a595..c5bd1644 100644
--- a/client/src/bindings/InteriorRoom.cpp
+++ b/client/src/bindings/InteriorRoom.cpp
@@ -19,7 +19,6 @@ static void Constructor(const v8::FunctionCallbackInfo<v8::Value>& info)
     if(isIndex)
     {
         room = interior->GetRoomByIndex(value);
-        V8_CHECK(room, "interior room doesn't exist");
     }
     else
     {
diff --git a/shared/deps/cpp-sdk b/shared/deps/cpp-sdk
index e2966f42..f18e52bb 160000
--- a/shared/deps/cpp-sdk
+++ b/shared/deps/cpp-sdk
@@ -1 +1 @@
-Subproject commit e2966f42c4509f6a6836c18b9766c26ef23a87af
+Subproject commit f18e52bbb7fd9cc57efa66f6c40449b41cdc13a0