Otostop(1996)

Businessman Orhan and Deniz have been happily married for five years. Orhan takes Deniz on a trip for a business deal. On the way, they pick up a hitchhiker named Ümit. However, he later discovers that Ümit is Deniz's ex-boyfriend. A struggle will ensue between Ümit, who seeks revenge on Deniz, and Orhan.