The bed would keep it out of her way, even if it will be unfamiliar. It literally can't remember ever sleeping in a bed. "Blankets will be. Good. It's cold." It's cold. The shivering isn't as bad, but it's still there. Some of that may be delayed reaction from being literally catatonic for however long that was, but some of it is it's just cold.

It pauses, then says, looking away from her, "If I do anything in my sleep. Yell or move around. You shouldn't come in."