Author: Yamito
Bloodberry, an arrogant vampire, ends up in a competition with B, a low-ranking incubus, in order to close down B's brothel. The rules of the competition: Bloodberry wins if he can continue having sex with B until the sex crest on him disappears. Bloodberry assumes the ridiculous challenge will be over in a snap, but the demon has a ruthless lesson to teach him...
Genres: Romance