"Later," she promised Draco quietly with a meaningful look, and inwardly cursing their terrible, horrible timing – she had only just gotten up the courage to do that and then bam, interrupted, damnit – she padded quickly up the steps. Draco watched her go, and Hermione thought he looked extra-murderous toward Ron in her last glance back at him at the bottom of the stairs. Hermione felt a little murderous herself, although she knew it wasn’t really Ron’s fault – he couldn’t help when the mission was.