Esko makes a bet that he will marry the first young woman he encounters. This turns out to be Kirsti, who promptly turns down the proposals. But when she finds about the bet, she agrees to marry him in order to get her revenge.
Irmeli, a fashion designer enjoying herself in Hanko, is urgently needed at her workplace. Ritva sets off to fetch her sister, but ends up by chance as a maid at Director Markka's villa, where Irmeli soon finds herself too. Director Markka and his nephew Reima are charmed by the clever sisters.
Perky student Inkeri 'Iiri' Paappanen and businessman Taavi Takkulainen fall in love during a boat trip, but a misunderstanding at a hotel in Stockholm causes their break-up. Returning to Finland, Inkeri applies to become a governess and gets a job at Taavi's parents' family. Consul General Albert, Taavi's brother intends to take advantage of Iiri in his political endeavors.
