The Heir of the Ancient Artifact

The young boy, Haku, a loner in this vast world, harbors a small love for his enigmatic childhood friend, Miriam—the only person who ever truly saw him. However, the girl he loves bears a mysterious fate, being relentlessly targeted by the rulers of the land. To protect her from the looming threats, the boy forms a pact with an ancient artifact. Despite the toll it takes on his body, he annihilates those who dare harm her, one after another.