Theo likes pranking Ginny. Ginny and Hermione like pranking him back. Draco just wants to get his hands on Herm- that is, a good book. A well-kept Hogwarts secret helps the students accomplish all of those goals. But when the Evil League of Evil has a mission for the Slytherin prince, he has a serious conflict of interests. Will he manage to worm his way out of imminent danger?