Itinerant projection-equipment repairman Bruno Winter and depressed hitchhiker Robert Lander - a doctor who has just been through a break-up with his wife and a half-hearted suicide attempt - travel along the Western side of the East-German border in a repair truck, visiting worn-out movie theaters, learning to communicate across their differences.
A five-man US fireteam dig in at the Bon Song Valley (represented by the Bavarian forest) to await the end of the Easter truce with the Vietnamese. A Vietnamese girl passes by and the team rape and kill her. One refuses to take part and escapes to report the incident, but it is dismissed by his superior.
Igor has a good job as an advertising manager, a nice house, his wife Hanna, and a mistress. He has invited Christine, the mistress, over to his house while his wife is away.