Near Wilhelmshaven, a woman's body is recovered from the North Sea. An accident can be ruled out: The victim is still wearing his shoes and a yellow sheath dress, the neck has strangulation marks. Has the 'cocoon killer', who last killed women twenty-five years ago and wrapped them in various fabrics, struck again? Or is the 'cowboy' responsible, a disguised man who has been stalking women in the big cities of northern Germany for weeks? Thanks to witness statements, Bremen Detective Chief Inspector Ina Maiwald and her colleague Nadine Poll from Wilhelmshaven quickly track down the perpetrator. The arrest is at best a matter of days, Ina believes and decides to go on the planned boat trip to Norway with her son Jona after all. At the invitation of the automotive company Kepler, the hobby podcaster is allowed to travel free of charge when she entertains the passengers with true crime stories in the evening. Then the investigations on land come to a standstill - and a woman is missing on the ship ... Biography Matthias Wittekindt was born in Bonn in 1958. After studying architecture and philosophy of religion, he worked as an architect in Berlin and London. This was followed by a few years as a theatre director. Since 2000 he has been working as a freelance author, writing radio crime scenes, among other things. Matthias Wittekindt has been awarded numerous prizes for his radio plays, television documentaries and theatre plays.