Normally, Mike Moser is not one to be caught off guard - but this time, someone has intervened. When the Munich private detective wakes up in a hospital, he has no memory of what happened. Shortly after his discharge, he receives a photo on his phone from an anonymous sender. It shows him with his son after a restaurant visit. A cruel joke? The next photo shows Moser with a young girl. Shortly after, she is found dead. Brutally murdered. Who is behind this? And what is their intention? A third photo follows, then a fourth - and more bodies. Moser struggles to solve the puzzles presented to him. One thing is clear - this time, Mike Moser is the hunted...