In the port of Danzig, the military transport Tyrol is preparing to leave, on board which are selected SS units and seventy naval crews. The commander of the Soviet submarine "S-31", which received serious damage, receives the task of detecting and attacking enemy transport...
The fates of two women: Ilinka, a member of the partisan movement, the mother of two adopted children; Varvara— the chairman of the collective farm, secretary of the district party committee...
