1934, Germany. Jan is a 13 year old boy, who is raised without a mother. His father, a communist, is accused of a political murder, and predicted to be shot by the police when he was on the run. Jan lives with his aunt and finds a friend, Max, who wants to help him to find out what really with his father happened. During a conspirative gathering Max is shot by SA (Nazi paramilitary) and Jan succeed to escape in a barge. Erika, the daughter of the captain of the barge, and a boatman hide him. They try to help Jan to escape from police and find his father, who really survived.
Peter Sodann
as Martin Liebig
Hermann Beyer
as Professor
Evamaria Bath
as Minna
Lotte Loebinger
as Muttchen
Peter Scholz
as Jan
Helene Anders
as Erika
Heide Kipp
as Tante
Siegfried Voß
as Wiese
Volkmar Kleinert
as Hinkender
Christoph Engel
as Ziviler