All the upper crust marriageable daughters are outraged when rich, handsome Lewis Banfield marries an artist's model. But Arlette Montrose Banfield is an intelligent, free-spirited modern woman. However, not everyone approves. At the Banfield ball, someone poisons the new bride's champagne. Inspector Witherspoon is on the case. Luckily, Mrs. Jeffries - his housekeeper and crimesolver - doesn't mind getting her hands a little dirty.