Jeonghwan, once a legendary mercenary, returns under an identity no one expected— a prosecutor. His mission is to uncover the truth behind his mother’s mysterious death, the tragedy that robbed him of his peace and future. To take his revenge, Jeonghwan must wield two weapons: violence for those who stand in his way, and the law for those who must be judged.

"The ones who took away my entire life, they will pay for it.”
To uncover the secret behind his mother’s death, legendary mercenary Lee Jeong-hwan returns as a prosecutor.
His revenge begins against those who took his mother’s life and trampled on his once-ordinary existence.
Threats that stand in his way will be dealt with by force, and those who deserve judgment will be dealt by the law.