Aizawa is a priest, but not a normal one. He has special powers. Not only can he exorcise demons from a person or place without holy water and holy words, but he can permanently kill them. He's spent his life learning to control what he has. Then, he finds another Executioner. The only problem is, the kid has never been trained. In fact, he doesn't even know about demons until he gets attacked. Now, the demons are after this boy and Aizawa must protect him. But, Aizawa has a secret, one he didn't even know himself. It seems he's more powerful than he should be. When he finds out the truth, everything changes.