Summary
Seok Woncho, the monstrous leader of the Demonic Cult, was slain by the legendary martial artist Ha Mu-baek. Now, due to political maneuvering, Mu-baek is assigned as an instructor at Mengryong Academy. Hoping to keep a low profile, he instead finds himself drawn into the struggles of his students, confronting corrupt figures within the school, and growing increasingly entangled in their lives. Despite his efforts to remain unnoticed, his days become filled with unexpected challenges and relentless action.