When hazuki was 7 he barely ate, but one day his caretaker had died, out of hunger he ate them. And he loved it, he didn’t feel bad

10 years had passed now hazuki would find people at bars who were wasted and take them to a hotel to fest on them.

One day when he was going to kill someone. He went to the bathroom to grab his knife to cut out the teeth.when he got back he saw a tall figure above the dead body with wings and a tail. A succubus. He was unfazed