SYN is a psychological thriller inhabiting two different time periods and centering around a beautiful blonde named Jess. Jess has amnesia and remembers nothing about who she is or where she came from. SYN is both Jess' quest to reclaim her lost memories and also on a broader scale, how her very existence could change the course of reality.
近未来，名为ZN1的神秘病毒蔓延全球，导致成千上万的人变成嗜血如命的丧尸，而被他们咬过的人则很快受到感染成为丧尸的同类。美国**彻底瘫痪，人类面临灭亡的厄运。在上纽约一处临时聚集点，国民警卫队负责人查尔斯·加内特（Tom Everett Scott 饰）和搭档罗伯塔·沃伦（Kellita Smith 饰）迎来了意外的访客。来者名叫马克·哈蒙德（Harold Perrineau 饰），自称是三角洲部队的中尉，他请求加内特等人协助护送名叫摩菲（Keith Allan 饰）的男子前往加州。摩菲曾先后被八只丧尸袭击，但正因为他注射了ZN1病毒抗体而安然无恙活了下来。作为人类最后的希望，临时**要求无论如何保住摩菲的性命。
旅途中哈蒙德遇袭身亡，而加内特则承担起护送的重任，和身边的幸存者们踏上命运多舛的征程……
Deep in the Northern California woods, in the heart of the notorious Emerald Triangle, lies a remote cabin. The residents struggle to fight off the repeated attacks and abductions by mysterious creatures that have plagued them for years. When a local pot farmer is caught up with a wayward group of campers the situation quickly escalates into total carnage.
