[ There's one thing he thought of but it seems so stupid for it to be the answer ... except the hotel is just Like that, so maybe it would be the answer. So, Wei Wuxian feels a little cranky about having to suggest it but he also wants to get out of here soon. ]

I think it's the bed.

[ There's only one bed, Xue Yang said. And Wei Wuxian has read plenty of fiction in the library at this point that makes use of that trope a-plenty. He hopes they don't have to fuck, but if they share the bed to sleep, maybe... that'll be good enough. ]

I think we have to share it, to sleep. And we'll wake up in the morning with the ability to leave. There's other ways too, probably, but this is the most straightforward solution I can think of.