[Ammi]

Originally Posted by Niamh.

Spoiler:

maybe but how did they get out without being seen? Or why would they want to try to get out without being when they've just drawn all that attention to the room? It would have been very risky leaving through the door when there's a huge chance that someone is watching the door. Unless they'd found another way in and out of there that didn't involve using the door at all?

Spoiler:

...I can’t think of any other way in or out of the room that others wouldn’t have either known about or found/...thought about...the guy kept saying that a locked door was nothing at all to someone ‘professional’ ...but he didn’t offer any other explanation or possibility of an exit...