Living together in a workers' dorm, Katerina and her friends are determined to make it in Moscow. But when a boorish cameraman forces himself on her, Katerina finds herself pregnant and alone as her friends move on. Twenty years later, Katerina is a factory director, outpacing her old roommates career-wise, yet still alone but for her daughter. Love seems possible again when she meets a genial mechanic.

In the first hour of the new year 1965, a holiday program with the participation of Pavel Rudakov and Sergei Lavrov, Larisa Mondrus, Tatiana Shmyga, Leonid Engibarov, Arkady Raikin, brothers Sazonov, Iosif Kobzon, Maya Kristalinskaya, Muslim Magomaev, vocal octet "Line" and pop orchestra conducted by Eddie Rosner, Yulia Pashkovskaya, Vladimir Shubarin, Eduard Khil, quartet "Accord" was broadcast. Among the guests are cosmonauts Gagarin, Belyaev and Leonov.

TV director Pavel Prishvin is filming with his friend-filmmaker, whose film talks about Stalinism

Director of Museum of local lore Ivan Bazhanov, being an enthusiast of the business, went treasure hunting, taking with him a few accidentally encountered people. They understand in pursuit of the treasure that sincere friendship is priceless.

Chief accountant Porfiry Petrovich Smirnov-Alyansky, who took a good walk on the anniversary of his colleague cashier Ivan Zakharovich Vodnev, climbs into the traffic controller's booth and disrupts traffic on one of the streets of Leningrad. However, the guard Vasiliy Shaneshkin mistakenly delivers to the police station not an escaped offender, but a quite decent cashier. In addition, Vodnev, offended by the police, turns out to be the father of the bride Shaneshkin — Katya. Vasiliy admits his guilt, but, not daring to explain himself, leaves the angry Ivan Zakharovich with bad thoughts about the Soviet police. Fortunately, the young sergeant will soon have an opportunity to prove to others the responsibility and conscientiousness of the police officers.

The brightest stars of Soviet cinema and pop music on New Year's Eve 1966 for reasons beyond their control found themselves in the forest. The actors do not suspect that they are trapped, they are being hunted and traps are set.