He fumbles in his bag for his key, opening the door as silently as he can on the off chance that Andrei is back already. The room is dark, but there's definitely someone in Andrei's bed. Andrei would be the obvious conclusion...but something's different. That lump is bigger than usual, the breathing not soft at all-- "Andrei, Andrei, stop, I think the door just opened," someone who is most certainly not Andrei hisses from where Andrei should be.