50 minutes x 8 episodes
On the morning of Christmas, Ryoko found a dead body of her classmate Takuya in the snowy high school yard. While the police and the teachers conclude the death was a suicide, Ryoko receives an anonymous letter informing that it was a murder by Shunji and others. Whether the death was a suicide or murder becomes the object of a great deal of media and social network attention.
While the school principal Masao tries to resolve the situation, another accident occurs. Being unconvinced by adult’s handling of mysterious incidents which occur one after another, Ryoko rises with an idea, “Why don’t we hold a trial by ourselves?”. An unprecedented in-school trial by the students begins…