[He doesn't nEED TO SLEEP. Meaning that soon enough (probably before the room has even stopped spinning) he forces his eyes open, but still spends a few additional seconds staring vacantly in front of himself, eyes unfocused.]
...You would need to be this way, I suppose, to even be a challenge at all.
[...This makes sense in the context of Sebastian's head: he was thinking about how Chloe isn't how he imagined her, from what Lucifer has told him about her, see. Nor does she seem like the kind of person he'd really be interested in. Anyway:]
Is it cold in here? I would not want them to be uncomfortable, if they come to visit...
["Them" being the cats that walk in and out of Sebastian's apartment without technically living with him. They wouldn't like a cold apartment. It feels cold to him, but he knows by now he can't trust his senses on this point right now.]