Long Roads - Secret Love (1969)

Long-haul driver Hannes picks up a young hitchhiker, Herb, who had a falling-out with his parents after dropping out of college and now travels around doing odd jobs. After a series of adventures, they are joined by Johanna and her child, who missed their bus and need a ride to Berlin. Johanna has left her husband so that he can reflect on their broken relationship and both men gradually begin to fall in love with her.