<b>Part 1:</b> There is one woman and two men in the noble bedroom... Time goes back to Kinokuni. Today is the wedding ceremony of the young emperor. Karin has resolved to forget her childhood friend Asagiri and married her fiancee Kohaku-sama. And on the sacred wedding night, Asagiri is there to witness and guide them in the bedroom...<br><br> <b>Part 2:</b> A year has passed since Karin married Lord Kohaku. People have begun to whisper, "When will there be an heir?" One day, Karin is worried about her relationship with Lord Kohaku. It seems that he is avoiding her. Karin consults Asagiri and sees how things are going. Meanwhile, she learns that Lord Kohaku is considering taking on a mistress...