When a couple's trip to Paris takes a dark turn with the sudden disappearance of her boyfriend Tom aboard a train to the south of France, Alice is plunged into a web of intrigue and danger, uncovering shocking secrets about the man she thought she knew.
Lukas Franke (Matthias Schweighöfer) is the victim of a cyber-crime attack. All his personal data, web and social media profiles get hacked and he gets accused of being involved in eco-terrorism. Lukas struggles to prove that he is innocent. His family, friends and colleagues doubt his innocence and start suspecting him. Lukas tries to find out who is behind the cyber-attacks and finds another victim, Lena Arandt, with whom he tries to solve the situation. Together they find out that someone from the German BKA (Federal Criminal Police) pulls the strings behind this crime.