Because of the brutal killing of his family, making the young engineer take revenge without expecting the justice system. But thanks to carelessness, he’s arrested for murdering the daddy of a lady he secretly loves and is shipped to coach as an assassin of a secret organization that eliminates evil people illegally. There was a turn of event when he realized he was getting used so he decided to withdraw and expose the organization’s evil plans. together with his own life and his beloved at stake.