Chun Hyun Woo, the ruthless patriarch of the Heavenly Demonic Cult, is the strongest warrior in the Murim, but his cult is destroyed by an Alliance of five powerful sects. In his final moments, filled with regret and anger, he wishes to return to his childhood to start over and exact revenge. Instead, he awakens in a completely different world a world of knights, castles, and magic. Now reborn as a young boy named Lukas, he must navigate this unfamiliar realm while uncovering its mysteries and finding a way to fulfill his vow of vengeance against the sects that led to his downfall. As Lukas, he embarks on a new journey filled with challenges, twists, and revelations, driven by his unyielding desire to change his fate.