Inspector Bergmann and his new colleague Anni Sulmtaler find themselves dealing with a sinister murder on Halloween of all days. During a session with the medium Vera, a woman is shot through the window. The murder weapon is the husband's hunting rifle. But he can't be the perpetrator. Only Vera's controlling spirit knows the truth, but unfortunately it evades any questioning.

Salzburg. A few weeks before Christmas. Franz, in his late forties, secretly dreams of a career as a rock guitarist, but in real life he ekes out an unsuccessful existence as a music teacher. In addition, his marriage to Linn is in deep crisis and the pubescent daughter Julie hardly speaks to her parents.

Through the eyes of psychologist Thomas Meiberger, we examine the mental, social and psychological factors of how and why criminal acts are committed. Even in cases that seem unsolvable, Meiberger is able to follow a thread back to the suspect by interpreting the sequence of events, the victim's behavior and subtle details that are invisible to others.

A movie based on the book by Christine Nöstlinger “Maikäfer, flieg! Mein Vater, das Kriegsende, Cohn und ich”