Fixers will use any means necessary to help the triads solve the most difficult problems. Karson is the Fixer in Chinese gangland in Australia. He is tired of gang life and just wants to be with his beloved Chloe, who regrettably dies in an accident. Meanwhile, Karson is framed as some gang boss's killer. He fakes his own death to evade pursuers. He begins a new life in Hong Kong as he becomes secondary school PE teacher O Sir. Jovy, a new teacher at the school, is actually the daughter of a triad leader. Her father's retirement from the triads causes waves on both the lawful and unlawful sides and even affects the school community. Karson is forced to take up his identity as a fixer again to protect Jovy and the students. Man Hou Chun, a future star in the police force, has vowed to rid Hong Kong of the triads. But a truth causes him to completely lose his morality and step onto the road of evil. His subordinate Ace loves him deeply but is unable to convince him. Karson learns that there is more to Chloe's death. At the same time, Jovy's father is secretly killed. With the help of her father's assistant, Jovy takes over as a triad leader to bring control to the chaotic underworld. Karson and Jovy are in love, so he gives his utmost support and protection to her. Facing a new realignment in the good and bad spheres, who can set things right again? (Source: Casual TVB; TVBAnywhere)