At 52, traveling salesman Wolfgang Zenker is in old school territory: he peddles the company's classic clothing line to boutiques that cater to women over 35. When Wolfi loses his drivers license in his brand-new Mercedes but can't afford to lose the season's sales because his frustrated wife desperately wants a new bathroom, their son's vacation plans take a back seat as Karsten is forced to making sales rounds with his father instead of celebrating his high school graduation in Spain. Also making the rounds in small town southern Germany is successful and attractive sales rival Steven Brookmüller, 33. As the men's paths cross, long-hidden secrets are revealed and things come to a hilarious head.

Johannes, a doctor of physics, travels with his doctoral supervisor to a scientific congress in the Alps. A series of mysterious incidents occur on site. He meets Karin, a mysterious jazz pianist who seems to know more about him than she can know. Suddenly, mysterious deaths begin to pile up and Johannes tries to uncover the secret under the mountain.