Kokoro, a female college student who loves alcohol, was drinking as usual at a club drinking party. His junior Takeshi, who was forced to deal with him, misses the last train while he is in bed drunk. Seeing Takeshi in trouble, Kokoro suggests that he stay in his room. On the way to Kokoro's room, she finds out that Takeshi is a virgin, and a frustrated Kokoro seduces Takeshi, but his unbelievable energy makes him go crazy!