"Der Beischläfer" is a German comedy series that tells the story of Charles Mencinger, a mechanic who is assigned the role of a juror in the Munich District Court. Charles had no chance of avoiding this appointment and reluctantly accepted his fate. However, he soon realizes that he enjoys his new position much more than tinkering with his friend Xavier's old Italian sports cars. Mencinger has no idea how much this period of his life will influence him.