Bakery entrepreneur August Kassinen is worried about his musician son, who is going on a tour with his singer girlfriend. Kassinen's business affairs do not go smoothly, and through misunderstandings related to black market transactions, he gets into trouble with the police.
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.
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.
Martti Vaara, secondary school graduate gets monetary help from his rich uncle under the pretense to get married and have kids. When the uncle unexpectedly arrives to look at the little one, Martti persuades his friends to get involved on the hoax.
