My daughter Yuka, who is now a university student, brought her boyfriend Tsuyoshi over to study for her exams. Tsuyoshi is honest and kind, and I was proud of Yuka for having such a boyfriend. However, it seems that Tsuyoshi doesn't think of me as his mother, and he attacked me while I was sleeping. Although it was forceful, we secretly repeated our mistakes once we had a relationship. Every time Tsuyoshi wanted me, I began to feel the joy of being a woman...