One stormy night, Akari and Jiro decide to watch a horror movie to earn some points. Akari pulls out matching pajamas to increase their score and starts changing clothes right in front of Jiro. Flustered, he turns his back, starts changing, and then...

Akari suddenly stops calling Jiro by his first name, calling him “Yakuin” instead. While he’s still puzzling over why, Shiori gets hit in the head by a soccer ball and sent to the infirmary. Jiro goes to visit her at Mei’s request, and then...