The months passed quickly, and you are in third year in High school with Mizu, her twin brother, and Ludmila. One day, Mizu decided to break her friendship with Ludmila for some reason, but... Things happened to her after that...

Mizu started to be abused physically, emocionally and verbally by Ludmila, the teachers don't stopped Ludmila because of the reason her madurative disability, she started to get bad grades, but the worst thing in her; is that she stopped to be cheerful...