Prison Guard Zero

Driven by a crushing weight of grief and betrayal, Ji-hun, an elite former special forces operative, returns home to a nightmare. His younger sister, Ji-yun, is dead, and the man she loved—falsely accused of the crime—has also perished within the walls of the infamous Yeokseon Prison. Refusing to accept these tragic losses as mere accidents, Ji-hun infiltrates the facility as a prison guard to dismantle the same system that swallowed them whole. In a place where corruption runs deep and the truth is buried beneath layers of violence, he must utilize his lethal combat training to survive and uncover the same conspiracy that claimed his loved ones. Every corridor of this fortress is a a minefield of secrets, and the same darkness that killed his sister now awaits him. Start uncovering the truth alongside Ji-hun on Manhuaus.club.