Prison Guard Zero

A former special forces operative returns home to a world shattered by tragedy. His sister is dead, and the man he trusted most is framed and murdered within the walls of Yeokseon Prison. Now, driven by a vengeance that knows no bounds, he infiltrates the prison as a guard to tear down the same system that stole everything from him. The truth is buried deep, and he will stop at nothing to uncover it. Dive into the mystery and the madness—read Chapter 1 now!