Kang Haneul’s once-happy life was shattered by tragedy when his family was struck by a devastating traffic accident. His parents died and his sister fell into a coma. He worked himself to the bone to support his comatose sister’s medical expenses.

Yet fate dealt another cruel blow. Just as his sister passed away from heart failure and he received a grim diagnosis of stage 4 cancer, he found himself in the path of an oncoming truck while saving a child.

Facing death, he unexpectedly encounters the king of the underworld, who offers him a remarkable gift for his selfless act: a chance to rewrite the past. With determination burning within him, Haneul seizes this opportunity to change the course of his life and fulfill long-lost dreams.

But wait- why do these people keep calling him an Omega?

What the heck is an Omega???