From Renta! Shu goes to a bar to find a partner for a one night stand. There, to his surprise, he finds his arch-rival from high school, Reiji. Having a grudge against him, Shu lures Reiji to a hotel to get a kick out of him. Although he wants Reiji to get down on his knees and beg him for a good time, neither of them wants to be controlled by the other!! Reiji offers a bet and...!? To prey or be preyed on, the naughty battle begins!