The series follows Miu, a high school girl who becomes the target of relentless and cruel bullying by her classmates, led by the popular and sadistic Ayana. After being pushed to her breaking point, Miu discovers a mysterious 'Revenge Site' online that promises to enact vengeance on her behalf. Desperate, she submits the names of her tormentors. The site unleashes a series of brutal and sexually degrading punishments upon Ayana and her friends. Each act of revenge is tailored to their specific cruelties, involving public humiliation, physical violation, and psychological torment. As the vengeance escalates, Miu finds herself dragged deeper into a dark world, grappling with the moral consequences of her actions as she watches her former bullies get systematically and intimately destroyed by an unseen, merciless force.