Wei Li is the product manager of an Internet delivery company. His mundane life is carved up by excessive overtime and all-nighters. His wife operates a dance studio, and his adolescent daughter is busy preparing for the high school entrance exam. This seemingly rather peaceful life has been shattered by a sudden accident…

The masterminds behind the scenes attempted to unfreeze billions of assets, not hesitating to hire yakuza forces to launder money by extreme means. Behind everything lies a more intricate and complex criminal network and connections. In the face of the temptation of rivals and difficulties, "Trident" can firmly believe, hand in hand to solve the case, to bring the criminals to justice?

When an anti-narcotics raid goes disastrously wrong, officer Chen Fei is left with the devastating loss of her undercover partner. Lin Xiao’s final sacrifice delivers crucial evidence, propelling Chen Fei into a high-stakes mission to dismantle an international drug trafficking network once and for all.