Three women are gathered at a cabin with their three colleague husbands when they watch the men blow up in the boat just going out fishing. A police man investigates the widows, who will have to try to explain what happened.

Follows Timo Harjunpää, a popular detective known for his honesty and empathy for the victims, as well as the criminals. He and his partner Onerva Nykanen are investigating a wave of murders taking place in Helsinki.

Exploits of a Finnish infantry unit fighting the Soviets in 1942.