神捕铁飞花追踪采花大盗翟六进入万州，当她暗中查找其行踪时，万花楼发生妓女被杀命案。铁飞花依据线索推断凶手与染坊有关，又意外发现客栈老板娘慧茹竟然也有牵连，案件远非她想象中简单，一个更大的秘密正等着她揭开。
Algiers, a few years after the civil war. Amal and Samir have decided to celebrate their twentieth wedding anniversary in a restaurant. While on their way, their share their views on Algeria: Amal talks about lost illusions and Samir about the necessity to cope with them. At the same time, their son Fahim and his friends Feriel and Reda are wandering about in a hostile Algiers ...
老金（黄渤 饰）为供女儿金丽娜（周依然 饰）留学终日捕鱼，却换来女儿身中17刀离奇身亡的死讯，最大嫌疑人则指向她的男友李苗苗（张宥浩 饰）。愤怒的老金踏上跨海寻仇之路，李苗苗却在母亲景岚（周迅 饰）的庇护下不断潜逃……这场人性迷局中，究竟谁能抵达爱与宽恕的彼岸？
