Shy returns to school only to find herself faced with Iko Koishikawa, a girl whose injuries she blames herself for. As if that wasn't stressful enough, a mysterious young boy sows discord and forces the girls to face the darkness in their hearts.
Koishikawa-san?
كويشيكاوا-سان؟
Koishikawa?
Koishikawa-san?!
Коисикава?