Mrs. Wurmsichler, Trinchen Meier, and Ruprecht never get mail, and Postman Paul decides to do something. Trinchen Meier gets a letter from his cousin in Canada. Ruprecht receives a letter from Sonja Pampel; she lives in the next village. Mrs. Wurmsichler gets a letter congratulating her on the quality of her sausage bread. Gradually the three notice that all three letter writers have the same handwriting.