The life of a married Munich technical draftsman with a son.
In Hamburg, West Germany, a rocker biker gang helps a kid avenge his brother who was murdered by a two thugs.
Michel and Guenther, working in dead-end jobs, are obsessed with going to Peru to find buried treasure, using a map of the Rio das Mortes. Michel's girlfriend, Hanna, humors their plan, but really just wants to get married.