A mother, activist daughter and a free cow meet somewhere in the forest. The latter decided, together with its herd, to start a new life on its own account. But now, cows are to be caught and sentenced to death. Sara refuses to accept it. The girl escapes from home to defend the herd. Her mother Alicia follows the daughter.

Second half of the 1970s. A few teenagers from the town of Ustrzyki Dolne, led by a charismatic and undisciplined student of the local school, Siczka, decided to become punks and get into punk rock and start a band called KSU.