Vacth stars as Alma, a young French woman with a secret past as a lethal secret service agent who has found peace as a surf instructor in beautiful Essaouira, Morocco. She shares her life with Ilias, a local police officer investigating a powerhouse crime family. “When Ilias is shot and left in a coma, Alma must reconnect with her former identity as Badh, a ruthless intelligence operative and skilled assassin. She brutally eliminates members of the Khoury family one by one, unleashing the fury of their leader Mansour, only to discover that Mansour is working with Joana, her former secret service unit officer.
截拳道武馆的馆主天龙（石天龙饰）是全国散打比赛冠军的有利人选。而他明艳可人的妹妹晓莉（黄洋饰）正在设计以中化武术绝技“截拳道”为背景的游戏程序上司郭威（张耀扬饰）也对她大加追求，就在晓莉事业爱情双得意、截拳道游戏即将设计完成的一刻，软件神秘被盗！追踪中，晓莉发现意是情人郭威盗窃了她的软件。 震惊之余，晓莉冲去指责郭威的背叛，却遭黑帮动持。利欲熏心的郭威又绑架了天龙的弟弟（苏志威饰）以相要挟。大敌当头，同为中华武术人，素有积怨的武林同道醉拳拳师志豪（郑志豪 饰）与天龙消除干戈、大龙联手，小慧也义不容辞，并肩对敌，三人一路刀光剑影，杀气冲天……哪料到真正的强敌却是邪恶铁拳郭军（周比利饰），一场生死攸关的龙争虎斗就此展开……
本故事根据网络红人“中国功夫哥”真实事件改编：七年前Ellison在中国街头对一位美女咸猪手时被路过的龙昊制止，围观群众街拍视频上传网络后火遍互联网，龙昊也因此成为了网络红人“中国功夫哥”。七年后该视频在网络上再度翻红，Ellison怀恨不已，于是花重金雇佣了全球黑拳赌博网的小头领Max率领一众高手赶赴中国复仇，多次挑衅并伤及龙昊的家人与朋友，并强行逼迫龙昊加入全球黑拳赌博网参赛。另一方面，叛逆少女王米娅因从御姐闺蜜叶秋处听闻了龙昊的种种英雄事迹而心生爱慕，于是精心设计了各种套路等待龙昊上钩。龙昊将计就计与中外警方合作，一举团灭了外国“复仇联盟”，同时收获了爱情。
