To oppose the Blood Sakura Gang's cruel and inhumane rule, a disciplinary teacher is appointed at the school. But contrary to expectations, the Blood Sakura Gang displays an unexpectedly obedient attitude. What hidden motives lie behind their compliance? A clash between the teacher's sense of justice and the gang's sinister plot unfolds in this extreme delinquent school story. Through threads of violence and domination, the dark secrets of the academy are exposed.