Yuko is a beautiful woman who is very capable at work, so she is always admired by everyone, including Yuki. However, Yuko's love story is not good, she is the mistress of the patriarch Higashi, who has a wife and children. This time Yuko and Yuki went on a business trip together, due to a heavy storm, they both had to spend the night here. Because of Yuki's fault, the two had to share a room together. Yuki mentions the affair with Yuko's patriarch, advising her not to continue, otherwise both she and the patriarch's family will be hurt. Yuki also confessed his feelings to her, he wanted to make her feel happy. Yuko didn't believe Yuki's words, according to her, only using her body could bring happiness to women. And Yuki wanted to prove to her, he could do it! He took the initiative to strongly hug Yuko, kiss her, squeeze her breasts, touch her pussy and fuck her! Even so, Yuki is still a new boy, he still doesn't know how to fuck his daughter. That's why Yuko devotedly guided him, helping him to "graduate" from his bachelor life. Yuki continued to want Yuko to break up with the team leader, but she was still very hesitant. Therefore, he wanted to prove to Yuko that the team leader had no feelings for her. He used Yuko's phone to call the team leader, so she could talk to him. Although Yuko expressed her desire for him to say he loved her, he firmly refused. Realizing that her dream of love with him would never come true, Yuko had to give up. And she saw Yuki, who always cared for her, willing to be by her side, bringing her happiness...