飞虎队指挥官展瀚韬（马德钟 饰）有“魔鬼教练”之称，他对下属要求异常严格。狙击手庄卓源（梁烈唯 饰）与他配合默契，形成了红白脸组合。两人麾下有两名性格迥异的队员，他们是出身豪门崇尚个人英雄主义的俞学礼（罗仲谦 饰），还有警察世家出身的缺乏自信的邱骏轩（王浩信 饰）。张继光（翟威廉 饰）潜能优越，来飞虎队只冲待遇优厚，文职苏文强（黄智雯 饰）做梦都想成为队内首位女飞虎，却因恐高而犹豫，谢家星（袁伟豪 饰）勇敢但鲁莽，做事从不计后果。督察庄卓嬅（宣萱 饰）是卓源的姐姐，她因未婚夫被歹徒杀害而变成工作狂......

The mega corporation Omni Consumer Products is still bent on creating their pet project, Delta City, to replace the rotting city of Detroit. Unfortunately, the inhabitants of the area have no intention of abandoning their homes simply for desires of the company. To this end, OCP have decided to force them to leave by employing a ruthless mercenary army to attack and harass them. An underground resistance begins and in this fight, RoboCop must decide where his loyalties lie.

展瀚韬（马德钟 饰）是飞虎队的指挥官，在他的带领下，飞虎队一众精明强干的队员们屡创佳绩。随着时间的推移，俞学礼（罗仲谦 饰）和庄卓源（梁烈唯 饰）等队员门熬出了头，升级成为师兄，肩负着教导后辈为他们做榜样的重任。 巾帼不让须眉的女队员苏文强（黄智雯 饰）实力十分强悍，令人刮目相看。在一次行动中，凶恶的绑匪挟持了人质，令飞虎队员们没有想到的是，绑匪提出了一个奇怪的要求——见一位名叫钟韦恩（钟嘉欣 饰）的情报科女探员。然而，令众人头痛的是，钟韦恩失踪多时，没有人知道她的下落，气氛一下子变得紧张起来。好在钟韦恩及时出现，解救人质的行动最终以成功告终。

Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.

A reforming ex-gangster tries to reconcile with his estranged policeman brother, but the ties to his former gang are difficult to break.

Ray Owens is sheriff of the quiet US border town of Sommerton Junction after leaving the LAPD following a bungled operation. Following his escape from the FBI, a notorious drug baron, his gang, and a hostage are heading toward Sommerton Junction where the police are preparing to make a last stand to intercept them before they cross the border. Owens is reluctant to become involved but ultimately joins in with the law enforcement efforts