Journalist Rosanna(Jasmin Gerat) can’t let go of the mysterious disappearance of her friend Elaine – after all, the missing woman was on her way to her wedding in Gibraltar! Three years later, Rosanna reopens the case and follows Elaine’s “last lead”. What is behind her disappearance at Heathrow Airport, where all flights were canceled on the day of Elaine’s departure? During her investigations, she comes across the lawyer Mark Reeve(Barry Atsma). He is apparently the last person Elaine was seen with. When Rosanna visits Mark, he continues to maintain his innocence. But can Rosanna trust him? Is the lawyer perhaps the culprit after all, or has Elaine fallen into the hands of a serial killer? The victim profile fits her perfectly. Suddenly, evidence emerges that Elaine is still alive…

“The Observer” is always there, observing her house, her family’s everyday life and meticulously keeping a record of her every move. Samson Segal dreams of being by the side of his neighbor Gillian Ward(Karoline Eichhorn), who leads a seemingly perfect life. But he soon realizes that he has been taken in by a facade: their marriage is in crisis, their pubescent daughter Becky is just looking for trouble and Gillian is having an affair with Becky’s handball coach John(Andreas Pietschmann), which only her best friend Tara(Christiane Paul) knows about – and Samson. One day, Gillian finds her husband brutally murdered in her house. The eccentric neighbor quickly comes under suspicion. The distraught Gillian and her daughter are temporarily taken in by friend Tara, who lovingly looks after them both. At the same time, a series of murders of women keeps the area in suspense. The police are in the dark. How does Tom’s murder fit into this pattern… and when will the killer strike again?