Idealistic young man supports the party and the new Yugoslavia's communist regime, but soon gets involved in various political and criminal machinations becoming more and more confused about what's right and what's wrong.

An-ex convict nicknamed Al Capone, who spent six years in jail, tries to adapt in new environment. Members of the two rival gangs try to engage him in their new ventures, but he wants to make a new start with the girl he loves. At the same time, a young criminal who shares the same nickname replaces him in these actions.