The sins of dashing youth must be atoned for. Handsome Henry Dunbar is convicted of forgery of securities. To avoid shame, the uncle decides to send the criminal to India. After several years, Henry returns to England to take over the family business. But the punishing sword of fate is already raised above his head... Fatal secrets, betrayal, the mysterious disappearance of a large fortune... On one side of the scale are diamonds sparkling with cold, on the other is the honor of a beautiful girl. Difficult choices of the heart, fateful encounters, deep experiences and sincere love - in the novel by the famous English writer Mary Elizabeth Braddon “The Secret of the Family Diamonds.”