There does not appear to be anything attached to the ceiling. She does note, though it may be unimportant, that the entrance into the room and the exit from the room are straight across from each other on the southern edge of their two walls, respectively, and that the upper, northern, end of the room looks like a box. The southern wall is only set back from the two exits by about an inch
Diaochan turns back and heads back to the front room again.