Heinrich Lohse, a strict and highly efficient purchasing manager at a company bulk-orders 40 tons of mustard and enough typewriting paper for 40 years just to get discount. Heinrich's boss decides it’s time for him to retire early. Heinrich suddenly finds himself with nothing to do—except micromanage his household, much to the dismay of his wife Renate and their son Dieter

Attention, Papa Arrives!

A vet has successfully taken over her father's practice. Now the already smouldering marital crisis comes to a head when anonymous letters accuse her husband of having an affair. Meanwhile, the doctor is being courted by the local mayor.