Tim and his team are the rising stars of the ghost hunting game. One thing they all like better than a good haunt is a great prank. When the team arrives at a new investigation, they cannot figure if the occurrences are part of some elaborate master prank or if the house is actually haunted. Unfortunately, they don't find the answer until it is far too late.
艾米·沃森13岁时亲眼目睹母亲死于无法治愈的疾病。从那以后，她把寻找治疗方法变成了自己的人生目标，最终成为一家高安保制药公司的研究员。她后来取得了一项具有突破性的研究成果，但事情很快失控——她的研究成果被盗，而她的研究伙伴遭到杀害。艾米也因此成为神秘追杀者的目标，被一路追进多洛米蒂山脉。艾米本身有两个非常致命的弱点：强迫症（OCD）和严重恐高症。而追杀过程中，她唯一能够逃生的路线，偏偏是一条架设在高空中的 zip wire——也就是类似高空滑索的钢索通道。
High end courier, Hank Malone, has three hours to transport a liver from LAX to a Santa Barbara hospital for immediate transplant surgery. The recipient? A dying seven-year-old girl with the rarest blood type on the planet. If only the head of the Southla
