An ackward triangle forms among Philipp, her girlfriend Henriette, and Johanna, Henriette's daughter. Mother and daughter know exactly which buttons to press to get on the other's nerves. Does Johanna want the best for Henriette?

ZERV" tells of the first years after the fall of the Wall, the breaks in life courses, of completely different biographies and of the successful coming together in the common fight against crime, which knows no East and West. ZERV stands for the Central Investigation Office for Government and Association Crime, founded in Berlin in 1991 by decision of the federal government.