The Affair of the Poisons was a major murder scandal in France which took place in 1677–1682, reached into the inner circle of Louis XIV and led to the execution of 36 people, incl.Catherine Deshayes Monvoisin or La Voisin. La Voisin implicated a number of important individuals in the French court among them Olympia and Marie Anne Mancini and Athénaïs de Montespan. Montespan had bought aphrodisiacs from the priest named Étienne Guibourg and performed black masses with him to keep Louis's favor

The Affair of the Poisons was a major murder scandal in France which took place in 1677–1682, reached into the inner circle of Louis XIV and led to the execution of 36 people, incl.Catherine Deshayes Monvoisin or La Voisin. La Voisin implicated a number of important individuals in the French court among them Olympia and Marie Anne Mancini and Athénaïs de Montespan. Montespan had bought aphrodisiacs from the priest named Étienne Guibourg and performed black masses with him to keep Louis's favor