But what if Kyoko is the sleepover police.

She was frowning, but her brow was creased in a confused sort of way. "One girl doesn't make it a slumber party! And I've never heard of boys and girls having a sleepover, for that matter. We're disqualified no matter what the location is!" A pause, and she went on more tamely, sheepish again. "Besides, it would be hard to sleep on the couch, right? And moving would mean getting cold all over again."