Year 1941. Finnish reconnaissance of Lieutenant Eero Perkola receives a secret mission to intrude into Soviet territory taken from the Finns during Winter Campaign in39-30’ies. They know only the point of destination where unit must stay and wait for further instructions. All the rest for the Finnish army and unit is unknown. Each of them has to risk his life and it turns spy out the land so that others do not fall into an ambuscade. Army advanced force, which are ready to destroy everything that moves within shooting distance, also does not know anything about the reconnaissance.