diff --git a/luprex/core/cpp/world.hpp b/luprex/core/cpp/world.hpp
index 641e0d1b..8afe77a5 100644
--- a/luprex/core/cpp/world.hpp
+++ b/luprex/core/cpp/world.hpp
@@ -185,8 +185,6 @@ public:
 
     // Invoke an action plan.
     //
-    // Eventually we'll add another parameter for gui-state.
-    //
     void invoke_plan(int64_t actor_id, int64_t place_id, const std::string &action, const GuiResult &gres);
     
     // fetch_global_pointer
diff --git a/luprex/core/lua/control.lst b/luprex/core/lua/control.lst
index a8cd0af9..4bbe9bb8 100644
--- a/luprex/core/lua/control.lst
+++ b/luprex/core/lua/control.lst
@@ -7,3 +7,4 @@ inspect.lua
 ut-table.lua
 ut-globaldb.lua
 player.lua
+login.lua
diff --git a/luprex/core/lua/login.lua b/luprex/core/lua/login.lua
new file mode 100644
index 00000000..41791025
--- /dev/null
+++ b/luprex/core/lua/login.lua
@@ -0,0 +1,10 @@
+maketangible('login')
+
+function login.interface(actor, place)
+    gui.menu_item("becomeplayer", "Become a Player")
+end
+
+function login.action.becomeplayer(actor, place, dialog)
+    tangible.setclass(actor, player)
+end
+