King, Queen, Knave 1972

Directed by Jerzy Skolimowski

The young orphan Frank finds himself deep in the romantic clutches of his uncle's sensual wife. After Frank's parents die, he goes to live with his aunt Martha and uncle Charles. Sexy Martha entices Frank into her embrace then wants him to kill her husband so that they can live off of his money. Frank wouldn't mind so much, but he really likes his uncle.