Bittersweet comedy about four teenage boys, their friends, parents, lovers - from the moment when they are 15 to moment when they are 18. Story is set in 1970s, when is Czechoslovakia occupied by Russians.

On New Year's Day, two boys wind up in the apartment of Katerina, a teacher from their school, along with her friends, Stepan and David. As the older trio bickers, drinks and flirts, the boys gain eye-opening insight into the adult world.