Heating Up! A First Kiss in His Room?.Risa is depressed because Ootani doesn't remember kissing her and is playing a video game that the protagonist likes. The next day they introduce him to a new teacher: Maity who is very similar to Risa's video game character, which makes her and thousands of other girls start chasing him. Ootani still has no memory of what happened while he was sick. Risa tells him what happened and then kisses him.