She would find, on inspection, that the latches are easily undone- but that they are two stories up.

"Hey, now! What are you doing?"

He stays in front of the door- he can't imagine she'd risk the jump, so he sits down on the floor. Gotta block the exit, but be all... nonthreatening, and stu- oh, for the love of- the coffee spill, he forget the coffee spill, now his pants are... approximately the same shade of beige, actually, but wet.