"Solved it," he says, already speedwalking away from the door. "Cracked the case. Case of the Mysterious Doors is now closed."

He throws open Aqunid to escape into, and also in the name of continuing investigation. That might go over better if he dropped the smirk, but he's not actually sure how to turn it off. Is his face stuck like this? Is this what happens when he panics?

His new partner does not look pleased. Spare him the details. Downplay the situation.

"If you use the wrong door," he confides, "anyone in there will stare at you, and it will be very embarrassing."