Rainer Sarmo and Mikko Vehmer stumble upon a Russian counterfeit league. They help Leila Varta, who tries to save her brother Raimo from the evil Josef Hakim. The beautiful pianist Maria Lichter is puzzled by the events.
Doctor's daughter Leila is getting married to engineer Lauri. Before the wedding, Lauri's ex-girlfriend Asta and poet Esko, who is in love with Leila, mess up the relationship between the happy couple.