A musical comedy about worries with basketball, violin and love.

A story based on two short stories by the Slovak classic Martin Kukučín, which in a humorous and kindly tone brings closer the nature of our people.

An elderly man lives a solitary and rhythmic life by a dilapidated mill near a river. His days are spent almost entirely in silence, fishing under the shade of a massive, ancient willow tree that seems as old and weathered as he is. One Sunday, while fishing, he witnesses a murder.

The fate of Ondrej Horniak, a young civil engineer, who after graduating starts working in a construction company as a deputy construction manager on a large construction site. Here he encounters all the ills of socialist construction - sloppiness, corruption, careerism, irresponsibility. After an accident at a construction site, for which the perpetrators face prison, his superiors want to put all the blame on the young engineer Horniak.