Introducing Madame de Brinvilliers: devoted lover, enthusiastic poisoner, and a woman who could hold a truly impressive grudge. Her clever murder spree horrified Paris and helped ignite France’s obsession with secret poisons, eventually leading to the Affair of the Poisons.

Competent, methodical, and alarmingly confident, she nearly got away with it all. Unfortunately for Marie-Madeleine, her own incriminating self-confessions ultimately led to her downfall. What begins as a scandalous love affair ends at the scaffold.

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