本片依照季节交叉着串讲了三段凄美爱情故事。《燃烧的红叶》一篇，春暖佐和子（菅野美穗）被男友松元（西岛秀俊）背叛，春暖承受不住打击服药自杀，不遂变为呆子，松元在结婚当日得悉后，心生愧疚逃婚，开始用一根红绳将他与佐和子系在一起浪迹天涯。《夏日的碧海》一篇，人气偶像歌手春日奈（深田恭子）于一次交通事故中毁容，痴心歌迷为了陪伴她，不惜自毁双目。《静寂的雪山》一篇，年老患病的黑帮大佬自知时日无多，心血来潮到故地重游，发现任由沧海变桑田，旧情人仍像几十年前一样每逢周六就带好盒饭在相约的时间和地点守候他。
回复 :大唐年间，狄仁杰刚入大理寺担任大理寺丞，接连发生几起命案，受害人均为大恶之人，案发现场布置的很有仪式感，与十年前的“人魔”案十分相似。一丝不苟的狄仁杰为了抓捕真凶，明察暗访，通过自己的挚友——宫廷画师柳梦生了解到，这些案件都是效仿十二轮回图而制造的血案，为的是惩罚。刚刚查出了一些蛛丝马迹但却被他的上司大理寺卿娄东京制止且关了禁闭，执着而又正值的狄仁杰不甘压迫继续追查此案，陷入了层层危险，险些丧命，最后巧妙布局，精心设置陷阱引出真凶，没想到竟是挚友柳梦生和易容成小仵作陈天佑的雪樱，原来他们兄妹俩就是十年前被娄东京冤杀的人魔替罪羊陈弘钰的一双儿女，案情最终大白于天下！
回复 :Lucienne Delamare and Pierre Maury are having an affair. Lucienne's husband Paul is the mayor, and a French deputy. Pierre's wife Clotilde has been weak and sickly for years. Lucienne's husband holds no excitement for her, and he is always away in Paris on business. Pierre is now the vice-mayor, thanks to Paul. Lucienne and Pierre have a secret meeting spot by a lake along a country lane. Pierre's wife dies suddenly, by suicide the town gossips believe. Pierre confesses otherwise to Lucienne. Paul proposes a shady land deal which will "benefit the town", and wants Pierre's political support and collusion. Then Paul discovers proof of his wife's affair...
回复 :在第一部《边境杀手》电影事件发生三年后，这部续集在德克萨斯州的美墨边境附近开幕。随着一名恐怖分子试图通过卡特尔贩毒集团从墨西哥偷渡到美国失败后自爆和之后在堪萨斯城发生的自杀式炸弹袭击，美墨边境的毒品战争升级，联邦特工马特·格拉弗（乔什·布洛林饰）与善变的亚历杭德罗（本尼西奥·德尔·托罗饰 ）重新开始了合作。
