On New Year's Eve, a scandal is brewing in the house of James Paradine: secret drawings have disappeared from James's office. But Mr. Paradine knows exactly who the kidnapper is and invites him to confess. This news has the effect of a bomb exploding: relatives are wondering which of them betrayed family interests. However, their amazement and horror go beyond all bounds when the next morning it turns out that James Paradine was killed at night. And most likely, it was the one who stole the drawings who did it. The police undertake to unravel this difficult family matter, and at the request of the deceased’s nephew, the incomparable female detective Miss Silver comes to the rescue. Gifted with a sharp mind, attentive to details and psychological details of intricate family relationships, she identifies the murderer and thief.