TOHO

Salt, a doppelganger boy, lived a life of persecution in the desolate slums known as the “Lost Area.” The one who saved him from his crushing loneliness was a girl named Rakuna. Through her, he finally found a semblance of peace—but it was not meant to last. Suddenly, a swarm of monsters appeared, slaughtering humans one by one. In the midst of the chaos, Salt watched helplessly as Rakuna was brutally murdered before his eyes. Driven to madness by despair and rage, the power sleeping deep within him finally awakened. After meeting Hakua, a mysterious girl who holds the key to changing the future, Salt travels back in time to reclaim everything he lost. To exact his revenge on the monsters and save the one he loves— The legend of the kind-hearted “monster” boy begins now.

Hakua Kamishiro is a model student serving as the Student Council President. His life is shattered when a group of jealous classmates orchestrates a "crime" that leaves his younger sister unconscious after a hit-and-run, followed shortly by the tragic suicide of his mother. Crushed by a sense of loss and utter helplessness, Hakua finds an unexpected ally in his junior from the student council, Maria Yagi. She offers a chilling solution: "We are going to make everyone who made you suffer take their own lives." With Maria’s help, Hakua resolves to exact his revenge on the three people who destroyed his family.