The film tells about the Soviet-Romanian friendship after the liberation of Romania from the fascist invaders. Romania, city of Bucharest, August 23, 1944. Residents of the city are greeting Soviet soldiers. Moscow city, February 4, 1948. The signing of the Soviet-Romanian treaty on friendship, cooperation and mutual assistance between countries. Present: Deputy Chairman of the Council of Ministers of the USSR Vyacheslav Mikhailovich Molotov, head of the Soviet state Joseph Vissarionovich Stalin. Romanian People's Republic, city of Bucharest, 1948. Parade of workers in the square. People with banners, flags, portraits of I.V. Stalin. Young people work in enterprises. The peasants are plowing the land; vote for entry into a joint peasant farm. People with books in libraries, on the streets.