Timo learns about his grandfather Santeri's background in the workers' sports movement. Inspired by this, he begins to encourage his alcoholic father to practice his own sport, javelin throwing.
Lissie is a pickpocket who escapes from the police by pretending to be the wife of the absent-minded Leopold. Leopold falls in love with the young woman, but Lissie is more interested in the valuables she finds in the wealthy professor's apartment.
Olli Suominen has been appointed acting sheriff in the countryside, and the whole family has left for Kesäranta to spend the summer. The peaceful rural life is interrupted when small farmer Pullin's hay barn is destroyed in a fire and Anita and Aarne, the Lokka family who have moved in next door, get to know the Suominen family.
