City of Warsaw, Poland, August 1st, 1944. Citizens have experienced inhuman acts of terror and violence during five long years of Nazi occupation. As the Soviet Army relentlessly approaches, the youngest and bravest among them rise up as one and face tyranny fighting street by street, but the price to pay will be high and hard the way to freedom…

The film consists of three independent parts: "Workmate", "Déjà vu" and "Operation Y". The plot follows the adventures of Shurik (alternative spelling — Shourick), the naive and nerdy Soviet student who often gets into ludicrous situations but always finds a way out very neatly. "Operation Y and Shurik's Other Adventures" was a hit movie and became the leader of Soviet film distribution in 1965.

In 1980s Italy, a relationship begins between seventeen-year-old teenage Elio and the older adult man hired as his father's research assistant.