Immersed in his research work, professor Reinhold Varavaara realizes that he has neglected his children's upbringing. He falls in love with his son Pelle's girlfriend Marja and becomes a laughing stock in the eyes of his family. The offended father sets out to discipline his ill-behaved children.
Timo plays a jealous husband who shoots his wife's lover on stage. The theater director urges the shy young man to gain experience with women and guns before the premiere. Both become familiar when Timo gets caught up in the schemes of his fellow actress Aili and a Russian spy ring.
The local doctor Aarno works with his nurse wife Asta. After the death of their child, the spouses have distanced themselves from each other. The man is completely immersed in the work, his invention of medicine, and the treatment of the outbreak of an epidemic for which the wife no longer has interest in. She is jealous of her husband's close work relationship with nurse Taina.
