Sakijo Hirentan: Omoi, saigetsu o koete

Eriko comes into the classroom cheerfully, with a new hairstyle and perfume on. The Idiots are puzzled by the unusual Eriko and interrogate her, finding out that she has a class reunion. Eriko then tells everyone about a love story she had in elementary school. Yuma and the others are convinced by her story and after school put Eriko's plan to turn everyone into girls into girls into reality goes into motion, but...