The mysterious death of the universally unpopular student Joschi Meindl leads the SOKO in the boarding of a boys choir. At first, everything looks like a tragic accident. On Joschis birthday party, there was plenty of alcohol and drugs. But the autopsy confirmed the suspicion of murder: Joschi was suffocated with a pillow as he sleeping off his intoxication. Only superficially the coexistence of the students seem to be harmonious. The SOKO is confronted with extortion, competition and jealousy.
Long Trautzschke and his team poking around in the fog. Felix Mauthner, the biggest patron of the choir, demands uncompromising investigation. In particular, the model student Fabian Pirck entangled in contradictory statements. An unexpected twist comes in the investigation as it becomes clear that Joschi was the victim of a tragic mistake. The unknown murderer had actually apart on Fabian. Fabian is in mortal danger.
