Unto Kumpulainen

Customs officer Tapio goes undercover to reveal a smuggling ring, which operates within an entrainment troupe. While doing his detective work, he also gets to know the beautiful dancer Leila.

Lecturer Aarre is dating Emmi, a saleswoman at a fabric store. The small-town social circles do not approve of relationships that cross class boundaries, and neither do Emmi's mother and her brother Erkki, who works at the factory.

After the death of his long-time housekeeper, a meticulous assessor has trouble finding a new one.

Lazy but resourceful storyteller Lapatossu solves problems at the railway construction site with his seemingly simple friend Vinski.