太阳党是一个恐怖组织，其首领救世主（林国斌 饰）善于开发战争机器人，他和女友玛利亚（叶倩文 饰）经常利用自己开发的机器人“先锋一号”大肆破坏。由于“先锋一号”威力强大，警方也常常束手无策。小徐原是英雄党的一分子，后来对自己团伙的所作所为深感不满而在师傅的担保下脱离了该组织。一次小徐在酒吧偶遇了专为警方开发战争机器人的专家阿毛（岑建勋 饰），两人一见如故，成为了好朋友。岂料太阳党因此怀疑小徐出卖了自己，因此派出新研制的机器人——外形和玛利亚一模一样的“先锋二号”追杀小徐；更糟糕的是，警方亦因此怀疑阿毛出卖了政府，因而同时派人前来捉捕他们。一对好兄弟，能否逃出生天？
In “Muzzle: City of Wolves,” Jake Rosser (Eckhart), haunted by PTSD from his days as a K-9 officer, endeavors to lead a peaceful life with his family and retired K-9 companion, Socks. But the tranquility quickly dissolves when a ruthless gang targets them in a brutal attack. Determined to protect his loved ones, Jake and his new K-9 partner Argos delve into a violent underbelly of crime where Jake confronts corrupt officials, uncovers a perilous drug trafficking ring and battles his own inner demons.
In Nightwatch the sequel, Emma, a medical student, takes on a nightwatch job in the forensic department. And it is no coincidence. Since the fatal night-30 years earlier, when psychopathic inspector Wörmer almost killed Emma's parents, who were saved at the very last minute by their friend Jens, her family has been haunted by this horrific memory. Her mother Kalinka, actually committed suicide when Emma was 10 and her father Martin is still the shadow of himself. The young woman decides to investigate what happened in her parents’ past. Upon meeting with Wörmer, Emma wakes him from his coma, and unintentionally initiates a bloody revenge on all of those who sealed Wörmer’s destiny.
核子大战十七年后，仅存的人类被集中看管，电脑像狱卒一样，人类被机器人囚禁着。人类已丧失生育能力而只能活活等死。为研制新人种，人类在实验室秘密培育胎儿，以此拯救人类。不料消息走漏，监控电脑派出机器杀手追杀已育有胎儿的母亲玛莉。实验室被毁，玛莉饶幸逃脱，在末日勇士奥斯汀的护卫下，躲避着疯狂的追杀.........人类的希望是否破灭.......
