Daisuke, who works for a large company, is dating Natsuki, whom he met at a party. When I visit her room, she is absent, and her roommate, an English teacher, Yui, shows up after taking a bath. When he seduces Daisuke, who can't hide his turmoil, he ends up hugging Yui. Daisuke says that he is prepared to break up with Natsuki, but he is kicked out because he doesn't think she's his woman just because he slept once.

The female office worker who works for the company where the Saiki lily (Sakurai Ami) with a trauma deals with the interior decoration of the love hotel in the past with mother. The lily had an introverted character and usually received sexual harassment to a senior.