The film is set over a period of 24 hours on a cold November day in rural Ontario. Diane (Brenda Vaccaro), a former fashion model, meets Harry (Chuck Shamata), a wealthy dentist Swinging (sexual practice). After a whirlwind romance, she decides to accompany Harry for a weekend party at his remote country house by a lake. On their way in Harry's Chevrolet Corvette, Diane asks Harry to let her drive.