该剧根据1996年前FBI探员约翰·道格拉斯(JohnDouglas)和马克·欧夏克(Mark Olshaker)的著作《心理神探:美国联邦调查局系列犯罪破案揭秘》(MindHunter Inside the FBI's Elite Serial Crime Unit)改编。退休后的道格拉斯深入研究犯罪心理学,美剧《汉尼拔》(Hannibal)和《犯罪心理》(CriminalMinds)中的角色刻画也参考了书中的很多案例。
13-year-old Marek shoots videos with social themes, making him an outsider among his classmates. At home, his peaceful relationship with his mother is disrupted by his mother’s new acquaintance. In the most sensitive phase of his life, he meets Tereza. Despite their social differences, they develop a liking for each other. Soon teenage games spiral out of control with a simulated kidnapping, culminating in running away from home. They board a train and a series of spontaneous adventures ensue until they get lost in a labyrinth of endless freedom.