Pete and Runt set up a kindergarten at their home, and unknowingly end up taking care of a kidnapped baby.
An uptight all-girl school teacher Leena Kataja stumbles upon a handsome artist Pertti Rinne who paints her face on a nude portrait, much to her chagrin. She is intent on keeping the painting out of circulation by stealing it from an art gallery, but the aftermath turns out to be more complex than she anticipated, leading Leena to become involved in various misunderstandings featuring a gang of criminals, inept cops and false murder charges among other things.
The musical comedy tells the story of two friends about Usko and Toivo, both of whom happen to have same surname, Lahtinen.
