Severus considered her for one moment more - he knew that she was always hanging about with Longbottom, and it was likely that the pair of them knew more about the rebellious goings-on than they seemed. After beat of silence, only broken by the dripping trickles of the buckets that had been upended all around where they stood, he finally let her off the proverbial hook. "You may go, Miss Abbott. But do try to be careful - the next time, you might run into something far worse than a mischievous poltergeist."
He turned and strode down the corridor, in search of more lolly-gagging students, but his mind lingered on the girl for a moment longer. She, and Longbottom, would bear more careful scrutiny in the coming weeks, of that he was certain.