Peter doesn't think they can but he's not ruling it out. He's going to ask someone else, and he's going to send someone to check out the Priory to make sure no other bullshit is going down.

I can talk to Cai too, if you want. I can probably figure out a way that isn't yelling at him, this time...

Your nightmares, they could be normal nightmares, though, in which case I don't think there's anything we can do to stop them, and if you keep having them... do you think you will try and kill yourself again?