Leader Küppers orders team member swaps for a week. Marlene is missing her husband Armin on a permanent model railroad exhibition. Shop owner Waldemar helps her. Bizarre things happen; is Armin dead?
Bogner, the district manager, is the victim of a trick theft: A necklace, which he bought his wife for his wedding day, is stolen on his way to the office. Out of shame Bogner keeps the matter to himself.