A teenager is found murdered, and the examining doctor recognizes her son's knife. The film works its way back to reveal how this situation came about; a rare treatment of the taboo subject of youth criminality in Socialist society.
| Actor | Role |
|---|---|
 René SteinkeMax Klapproth | Max Klapproth |
| MMario GerickeRainer Gebhard | Rainer Gebhard |
 Anne KasprikViola | Viola |
 Christine SchornBeate Klapproth | Beate Klapproth |
| FFranz ViehmannGunnar Strach | Gunnar Strach |
 Günter JunghansHerr Gebhard | Herr Gebhard |
 Petra KellingFrau Gebhard | Frau Gebhard |
 Johanna SchallFrau Schulenburg | Frau Schulenburg |
 Gudrun OkrasOma Lotte | Oma Lotte |
| WWerner GodemannNot listed | Not listed |
 Henry HübchenNot listed | Not listed |
| GGerd PreuscheNot listed | Not listed |
| DDieter UnruhNot listed | Not listed |
| CCornelia SchirmerZweite Jugendliche | Zweite Jugendliche |
 Hendrik DurynNot listed | Not listed |
| TThomas LaudzimNot listed | Not listed |
 Claudia Geisler-BadingNot listed | Not listed |
| KKatrin SchwingelNot listed | Not listed |