High School Conquest: The Battle Against the Bullies

The son of the world's top assassin organization leader, Doyul, has transferred to a Korean high school! Coming in with nothing, Doyul takes on a request from Dong-gu, a victim of school bullying, and begins taking down the local delinquents one by one?! The story of a man who rises to become the strongest in the War Against Bullies universe!