The Devil and the Duchess de Praslin

The Duke and Duchess de Praslin were originally a love match. But two decades—and a beautiful, young governess—led to growing tensions and resentment. When the Duchess was found murdered in her bedchamber, the police had no choice but to arrest her powerful husband. (Unrelated: Noble Blood merch is here! https://store.dftba.com/collections/noble-blood)