It is the summer of 1941. An eastern-Finnish machine gun company receives an order to turn in their surplus equipment. The company is transferred to the front lines. The next morning the soldiers wake to the sound of guns – the war has begun.

Pekka Puupää and Pätkä, who return to Helsinki from an unsuccessful variety show tour, are forced into refresher training, where they are trained as frogmen. During the diving exercises, the friends encounter the mermaid Helmi, whom they help into the bathtub at home, to Justiina's shock. The friends, who have become civilians, eventually end up on a plane bound for Suez, being cornered by UN soldiers.

A rich widow is found dead in her apartment in Helsinki due to gas poisoning. The incident is initially thought to be an accident, but inspector Palmu notices that the murderer made a mistake, and so Palmu, Kokki and Virta begin the investigation: who had come to the apartment through the balcony door and opened the gas tap while Mrs. Skrof was asleep?

Based on a short story by Johannes Linnankoski. A story of a milkmaid that falls in love with a student on holiday

Åke Strandberg has managed to get a fine education and a good job at the bank, but he wants more. He wants to get rich no matter what. After holidays with his girl Rita, he comes back to Helsinki completely broke and meets up with his buddy Jussi in a bar. For months they embezzle money from the bank, but eventually do realize they have to cover the missing amount by orchestrating and committing a robbery which will then rouse the interest of the police. A hide and seek follows as they try to make their way abroad.

A 3rd remake of the film based on the play by Teuvo Pakkala. Tells the story of the lumberjack group and how the lives of villagers and lumberjacks intertwine. Many loving couples are formed between jacks and village girls. At the same time, the farm of Pietola and the house matron, Katri is coveted by malicious Rättäri. He owns the IOU papers for Pietola and tries to get Katri using the IOU as blackmail.