A gripping psychological thriller based on the book by Fitzek: no witnesses, no clues, no body. Josy, the 13-year-old daughter of well-known psychiatrist Viktor Larenz, disappears under unexplained circumstances. Two years later, a mysterious woman turns up. She forces Viktor to come to terms with his daughter's disappearance and pushes him to his mental limits.
Years ago, police psychologist Martin Schwartz lost his wife and son on a cruise ship – nobody knows exactly what happened. Now he is called back to the transatlantic liner from back then. There is evidence of what happened to his family. Martin never wanted to set foot on a ship again, but then a girl who disappeared on board weeks ago reappears. With his son's teddy bear in her arms.
The unsuccessful writer Max Rhode is a law-abiding citizen. But what Max does not yet know is that in a few days' time he will commit a crime so horrific that it is almost unimaginable for a human being. Others, however, already know. Because he has a crazy brother? Because he is constantly dreaming up brutal crimes? Or for completely different reasons? In any case, these others know – and want to kill Max. Before it's too late.
When a single phone call is the difference between life and death: Jan May holds five hostages captive in a radio studio and plays a perfidious game of amok with them every hour. If a caller answers with the wrong slogan, a hostage is killed. Criminal psychologist Ira tries to stop the hostage-taker from killing and to meet his demands. But what nobody suspects: Jan seems to have a personal connection to the psychologist …
During an autopsy, forensic pathologist Paul Herzfeld (Moritz Bleibtreu) finds a note with the cell phone number of his daughter Hannah in the corpse's head. Hannah has been kidnapped, and the kidnapper sends Herzfeld on a mad chase from clue to clue, from corpse to corpse. When the trail leads to Heligoland, Herzfeld asks the young comic artist Linda (Jasna Fritzi Bauer) for help, as the island has been cut off from the outside world by a storm. In the deserted island clinic, Linda, supported by janitor Ender (Fahri Yardım), confronts the killer's perfidious game.
He always seems to be one step ahead of her - and continues to keep Herzfeld on the mainland in suspense. The two become increasingly entangled in the kidnapper's web. And in the fight for Hannah's life, time is running out …
Defense lawyer Robert Stern is shocked when he sees who the mysterious client is with whom he is to meet on a remote and run-down industrial estate: Simon, a ten-year-old boy, fragile, terminally ill - and firmly convinced that he had been a murderer in a previous life. But Robert Stern's amazement turns to horror and confusion when he actually finds human remains in the cellar described by Simon: a skeleton, the skull split open with an axe. Robert has no idea that death will be his constant companion from now on ...