In acclaimed director Bernardo Bertolucci's erotically graphic drama, Matthew (Michael Pitt) is an American college student studying abroad in politically turbulent 1960s Paris, where he meets and befriends sexually adventurous twins Theo (Louis Garrel) and Isabelle (Eva Green). When the siblings invite their newfound friend to stay with them in their flat, the trio indulges in decadent sex games and psychological manipulations.