To her relief, the Tower was deserted. After a night of debauchery no true pureblood would be up before midday at the least, and she passed no-one on the relatively short journey (they were on the same floor, after all) between Ron’s room and her own. She glanced at Draco’s door as she passed it but suppressed the urge to knock. He was doubtless asleep and she didn’t want Blaise knowing precisely what was happening.