Two Finnish PI:s are hunted by a gang specialized to counterfeit banknotes from Malaga to Finland and Mallorca and back. The counterfeit money printing plates are desperately searched by the gang and our heroes try to hide from them by travelling to Mallorca, where some of the local hoods try to kill them and retake the missing plates.
An ex-finnish army officer Kari Kivi returns to Finland after 12 years of absence. He is quickly hired by a businessman named Östermalm to be his stand-in to escape the ring of spies threatening his life. Many beautiful women cross Kivi's path before the spy ring is eventually crushed.
"Mussu" Koikkalainen, a country boy moves to town to find a job. He finds it and is even promoted to head of complaints department. But little he knows.
A story set in post-war Helsinki, where the last released prisoners of war arrive. They are accompanied by Captain Erkki Lahtinen, who returns to his home and back to his wife Jenni. However, during his four-year imprisonment, Erkki has been pronounced dead and Jenni has remarried to office manager Nevamaa.
A lock factory worker Pertti would like to marry his girlfriend Verna, but fears they don't have enough money. His brother Martti is a member of a youth gang that is planning a robbery with three other young men. When the boys have to flee at the time of the robbery, Pertti who secretly shadowed them sees an opportunity to solve his money problem.
An architect, who has recently married a new, younger wife, tries to re-connect with his ex-wife, who is being courted by another man.