Emanuelle - A Woman from a Hot Country (1978)

A man and a woman (Whitman & Gemser), both with checkered pasts, hitch a ride together. While on the trip both begin to converse about their most recent relationship. Through flashbacks the 2 describe how their relationships became unraveled and why they are in their current situations. Near the end of the trip they realize they have much in common and a strong bond begins to develop.