A happy family has collapsed due to the passing of a son who was bullied by school demons. What would a gentle mother become if she knew the truth? When pain turns into a weapon, when love turns into a shackle, when grief becomes a judgment, "Maria No Danzai" not only exposes the obsession of school violence, it is also the voice of the heart of the child. Parents, when wishing they could punish the wicked in the most pleasing way