[Fedora, get! There are two trapdoors up there; Trixie walks straight past one, and down the other we go]
[… For some reason, the hallway you've dropped into seems to have only one set of doors. AT ALL. There's nothing else, not even a staircase. Until Trixie walks up to a smooth section of wall and pushes on it]
Here we go… [The section of wall—a door!—swings open.] This is our room.