the male lu chenji (voiced by xiao sikyu) is a first-year student in ishiyamo college. he is a bad boy with a fierce look and a rough personality. eee。 on this day, the male deer who had just ended a fight by the river found that an uncle with a very suspicious appearance floated on the surface of the river. what shocked the male deer even more was that a small baby had been produced in the uncle's body! the uncle told the male deer that his name was alan delon (voiced by takagi suk) and the baby was named little beiru (voiced by miyuki zawachi). they came from the demon world, and the purpose of this trip was to destroy all mankind! inexplicably, the male deer signed a contract with little belu to become little belu's dad. this subversive change made the male deer feel very troubled. then, the demon maid xiludi (voiced by ito shizuki), who has a hot figure and personality, comes to the side of the male deer. while fighting against the gangster groups on campus, and while taking care of the erotic little beiru, the thrilling and warm daddy life is about to begin.