The main character has been dating his girlfriend, Kyouko, for a few months and wants to have sex with her. However, she is not very receptive to him, and his stress is piling up. The protagonist is so stressed out that he asks Kazumi, Kyoko's mother, for advice. Kazumi is the proprietress of a small restaurant and has raised her daughter by herself. She tells the protagonist, who is distressed, the reason why Kyoko is unable to have sex. She says that she has a fear of sex because a man almost violated her in the past. The protagonist is convinced that if that is the case, he should wait until she can eventually overcome his fear, but he can't control his growing horniness and desire. His eyes are drawn to Kazumi's ripe body and finally he can't hold back anymore and attacks her! Kazumi is astonished, but she accepts it without hesitation, thinking that if she refuses at this point, it will ruin the relationship between him and his daughter. After the affair, the two come to their senses and are bewildered, but they promise to forget about it for Kyouko's sake. However, once ignited, their lust knows no bounds. The protagonist's youthful lust for women's bodies leads him into a forbidden relationship. Kazumi, who knows she shouldn't continues to accept him with her ripe body. Will he continue his forbidden relationship with Kazumi or will he put his love for Kyouko first? How will the story of three people's lustful love end? It all depends on what you, the main character, do! [From official site]