Paris, in the early 1990s: a group of young activists is desperately tied to finding the cure against an unknown lethal disease. They target the pharmaceutical labs that are retaining potential cures, and multiply direct actions, with the hope of saving their lives as well as the ones of future generations.

故事发生在一座机场，海关检查人员发现了一个鼻青脸肿的年轻人。年轻人声称自己是十年前失踪的孩子Adrien Legrand。对于他的父亲文森特来说，这标志着漫长噩梦的终结，终于把儿子带回了家。与此同时，一系列可怕谋杀案的发生对该地区构成了巨大压力，而汽车展厅里的模特Alexia却具有目标受害者的所有特征。