You push open the door and a tiny bell announces your presence. The bell puts you on edge. You spin, so your back is to the wall, and survey the room. There’s a help desk that stretches the length of the room. Maps cover the walls. You study the maps.
Behind the desk, you see a door. It must be how you get to the other side of the room. On the desk, there’s a small bell.
What do you do?