The spring of 1981. A wave of strikes in Poland. The Communist government plan how to destroy the Solidarity. In a seaside town, four 18-year-olds make a rock band. Janek – a son of a navy captain – is their leader. Music is not the only thing the boys have in common. All of them are fascinated by Janek neighbor’s Mrs. Sokołowski, a political officer’s wife, mature beauty. They all have a crash on their school mate Basia, a daughter of a unionist. On 13th December 1981 politics enters their, so far, carefree life. Sokołowski becomes a military commissioner – the most powerful person in the town…