The OVA is broken down into two stories. The first story involves Shotaro's younger sister Moa having a crush on an older college guy, and asking him to the movies. Shotaro, and Yuya follow them on their "date" where he gets the wrong idea in the end. It turns out unknowingly to Moa that the person she had a crush on is a female who had no bad intentions in mind. Moa is touched by her brother's kindness but calls him "Baldy" to save face. The second story takes place during Christmas where Mitsuki, Yuya, Shotaro, Moa, Yukina, Ayaka, and Neko have a christmas party over at Mitsuki's house. Hiyori sees it as a time to get closer to Yuya but acknowledges that Mitsuki is upset about something. Yuya finds out that Mitsuki's birthday was on the 21st and that her mom couldn't be there with her to celebrate it with her. When he asks her what she wants for her six-tenth birthday Hiyori possess Mitsuki but after she doesn't get what she was hoping for comes back out. In the end Mitsuki is seen smiling as she revieves a new purse from her mother in the mail.