Koda sighs, gazing wistfully outside. Eriko, who has been watching him, tries to talk to him, but he glances at her and leaves. Eriko is worried that Koda seems different from usual. Just then, Eriko receives a call from her younger brother Daichi on her cell phone saying that he has been injured, so she rushes to the hospital. The two are glad that his injuries were minor, but then they see Koda entering the examination room...
Eriko and her friends Yuma and Ayano are excited about entering high school. Their excitement leads to their breaking of the rules when they toured the school before the opening ceremony. They find out their preconceptions about the all female school may not be as true as they had first thought. Despite that, Eriko and her friends are joined by new friends. They aim to get through high school life together.
