A young seamstress is murdered in a luxury fashion house. Oscar and Max are initially perplexed, but further clues are revealed when Max receives a letter at his new practice.

Max applies his neurological expertise to the case of a retired soldier, Captain Steiner, who is convinced that he is cursed and tortured by vengeful spirits.

When a famous film star dies during the premiere of her new film, Max and Oskar’s investigation gets them embroiled in the dark underbelly of stardom and far-right politics.