Hug Tom.
If the danger's gone, now would be a good time to investigate Red's room again: Judging from how Ace can move around, the debris there should've been cleaned and allow movement for Ruby and Tom as well.
Inspect the blood on the fan, please.
Investigate the blood on the fan in the meantime.
I see blood on one of the fan blades, inspect it.
CROWBAR + LOCK
Check the plant again.
Emobird might have left something.