Kyoko wants a child but doesn't want to love or get married. After wondering how to do both, he begins looking for a 'sperm donor' to become a 'selective single mother.' However, when it comes to giving birth to and raising that person's child, there aren't many people who come to the point, and they hold their heads ...

Haruka, who has sex with Tomoya of the same period even though she has a fiancé, is transferred to another department at the end of the turmoil. Haruka's de facto shift has made her career zero and depressed. Naturally, she couldn't say this to her pre-marriage performance, and she continued to deceive ... On the other hand, Hanane was the president of a listed company, Takashi.