A young man is going to attend True Cross Academy soon, but he has a tendency to misbehave during his leisure hours. As a result, he needs to pay Rin money in order for her not to reveal this information since she witnessed him attempting to shoot some birds with a crossbow.
Hes later possessed by a demon named Astaroth. When he finds out that Rins also a demon, he tries to get him so he can bring Rin to Gehenna.