Marga Engel, a soulful woman, has been a member of the household of shrewd estate agent Siegfried Ohrmann for a year, where she is indispensable thanks to her patented recipes for body and soul. As a woman of principle, Marga has already fought a battle or two with the sly businessman Ohrmann. But when she witnesses Ohrmann cheating on his wife Nele with his attractive assistant Sybille Gronius, "Engelchen" resigns without notice.