Urho Virta

The old man at the Eirtola house warns the new maid Eriikka about the fate of Jenny, the summer girl. Jouko, a university student from Eirtola, arrives home for the summer and begins to court the pretty maid. At the cattle shed, Eriikka finds a box, the contents of which she examines together with Pastor Tuomo Ahomaa. The tragic fate of Jenny, the summer girl, is revealed.

Lieutenant Ville Somero investigates a sabotage at a fortress site on the Karelian Isthmus in the summer of 1939. His suspicions are directed at the guests of a nearby guesthouse. Aarno Teräs an engineer leading the fortification site, and his bride Birgit Lahti get into trouble because of a band of spies and dancer Veronica Sorrento.

Laikan Otto falls in love with a fair-haired beauty at the market, who later turns out to be Elina, daughter of the wealthy Orttenmaa family. The girl falls in love with Otto, but does not want to marry someone poorer than herself. The hurt man returns to his home village, where the sweet Anna Kervilä awaits him.