I Became a Demon After They Betrayed Me

The Story

Greedy villagers break their guardian's seal, unleashing ancient demons that threaten the world. He responds with forbidden power, wiping out the threat and transforming into the very monster they feared. Imprisoned in a demon jail, he discovers a deep conspiracy linked to those he once trusted. This revelation forces him to confront a final choice between retaining his humanity and embracing absolute power. The lone protector stands at the edge of becoming a true demon, his identity defined by the betrayal of the community he swore to defend.