In retrospect, Sean really shouldn't have summoned that demon. In his defense, he honestly thought the spell was fake. Well, it turns out demons exist. See exhibit A: Gideon, the demon currently residing in Sean's living room. True, he doesn't look so much "dark lord" as "tall, dark, and handsome," but he's shockingly powerful, and despite his wisecracks and nonstop innuendo, his purpose is sinister. Sean's soul in exchange for a favor: that's Gideon's...