The film centers on a big Polish family. Jadzia is the mother and the ruler of the Pzoniak family (she has five children). Though she's happily married to Bolek, she is also having a long-time affair with Roman. Her young daughter Hala is having an affair with neighbour cop Russell and becomes pregnant by him. Russell is pressed hard to marry Hala.

In 1965, an American fighter squadron encountered a spaceship while flying over the Bermuda Triangle. After getting into a brief dogfight with it, one of the fighters is shot down, and the others agree to keep what they've seen a secret. Years later, the downed aircraft is recovered, and the son of the missing pilot insists on seeing it. Soon, strange ocurrences start happening around the son and his family. Could there be any connection with what his father witnessed?