A nighttime emergency call from a moving car alerts the police in Carinthia: "Eisner, BKA Vienna, service number 318-12-58. Need support!" A short time later, Lieutenant Colonel Moritz Eisner is found seriously wounded by a shot to the head and motionless behind the wheel of his car in a quarry. When he wakes up in the intensive care unit, he has no idea what has happened. He suffers from "retrograde amnesia", which blocks out the traumatic experience itself. A fatal consequence of the gunshot wound.

Bibi Fellner tackles the case of a twelve-year-old boy accused of a brutal act of violence.

A tragic accident occurs in a chemical factory. Roswita, the godchild of Ernst Rauter, Moritz Eisner and Bibi Fellner's superior, is a victim of the chemical accident.