Italy, XIX century. The country is occupied by Austrian troops, the resistance movement is actively developing. Student Arthur Burton is involved in the activities of the underground organization “Young Italy”, envies its leader, Giovanni Bolla, and is jealous of his bride Gemma. He talks about this at a confession to a priest, as a result of which gendarmes take revolutionaries under arrest...

Shurik, a kind but naïve ethnography student, falls in love with the intelligent, athletic and beautiful All-Union Leninist Young Communist League member Nina. He has a rival in the wealthy comrade Saakhov, who concocts a kidnapping scheme to force Nina to marry him.

Kris Kelvin joins the space station orbiting the planet Solaris, only to find its two crew members plagued by "phantoms," creations of Solaris. Kelvin is soon confronted with his own phantom, taking the shape of his dead wife Hari.