Kobaku’s beloved Tsubasa is the lead singer of a popular group. One day, Tsubasa suddenly found himself living alone, with Kobaku at his doorstep proclaiming to be his future wife! New experiences made Kobaku believe that this is what married life is supposed to be like! Tonight…is their wedding night! Kobaku, good luck~!

Yurara, a high school student, is timid by nature. She happens to come across a quarreling scene of Oriko, her next door girl, and Tsujimachi, her classmate. Then, what makes Yurara and Tsujimachi live together? Tsujimachi, a sexy boy, demands Yurara to make love with him.