Ryouichi has no job. But one day, he wins a lot of money by lottery. When he walks along the road happily, he meets a fortuneteller. She looks hungry, so he gives her something to eat. Her name is R and puts out some cards. "Will you tell my fortune?" "No, I'll decide your future." "What?" "I'll show you my power... You'll have sex with a girl you still don't know tomorrow..." "What are you talking about...?" Though he doesn't believe it, a girl comes to his place on the next day and they actually have sex. Ryouichi soon meets R. "Do you believe my power?" "Yes! Yes!" "Tell me your wish. I'll make it come true." Of course, Ryouichi thinks about erotic wishes...