Severus knew he shouldn't. It was irresponsible, juvenile, and counter productive. He would need to work with Alecto some day. And besides, he had promised Isolde he wouldn't... All e objections ran through his head in the time it took him to whip out his wand and shout
"Exsurdo!" it had been meant for Amycus, of course, one of the many little spells he'd been toying with since the idiot hurt Isolde. But using it on Alecto was almost as sweet. The orange jet out light shot straight at her, a nasty hex that would deafen her and cause intense pain behind her eyes and in her ear cavities.