Who Shot Otto Mueller?

After the murder Otto’s youngest son Oliver, who was once a talented musician, is brought in for questioning. He tells a remarkable story, where unexpected visitors play a dramatic part.

Oskar, Otto’s oldest son and former athlete, has long waited for some promises to be fulfilled – something, that never happened. Now he finds his own way to cope.

Marleen, Otto’s young mistress reveals some interesting facts from the past. She also has a gripping story about Otto and a weird tale about a bet. New details about Agnes’s life really catch Gabriel’s eye.

Merle, Otto’s wife, a family therapist, shares her memories of young Otto and how it all started. Anneken’s brutal habit becomes known to the detectives. Agnes finds out a new fact about Gabriel.

Anneken, Oskar’s homemaker wife brings unexpected new leads into the case. Her personality makes them twist their heads. The relationship between the detectives takes a turn.

Monika, Oliver’s seemingly carefree and charming wife, has recently got an expensive present from Otto, that has everybody turning their heads. Time is running out and the stakes are getting higher.

Reeli, Oliver’s first wife, makes a surprising statement. The detectives wonder about the motive behind this. The more the past unveils, the harder it becomes for the detectives to find a working balance.

Robert, Otto’s talented grandson, offers a glimpse into his childhood and a new angle of Otto. As the strain becomes almost unbearable for the detectives, the surprises get even bigger.