Tensions escalate between Mary and Francis when Vatican inquisitors perform barbaric acts on anyone suspected of being a Protestant. After a brave proclamation, Lord Condé is abducted, resulting in a precarious situation with a surprising group of assailants. Catherine experiences an annoying setback when she plays matchmaker on behalf of a reluctant Claude, while Narcisse offers a stranded Lola an innocent horse ride back to the castle, where a dark secret involving Francis is revealed.

In the aftermath of an attack on the castle, a blood-thirsty Francis makes a startling decision that will forever change his rule as the King of France, causing him to track the missing Narcisse with a newfound lust for revenge. Meanwhile, Mary is stunned to discover the truth behind Francis' recent decisions and embarks on a treacherous mission of her own with Lord Condé (Sean Teale). Leith urgently pleads with Greer to flee the country after violence erupts across the land. Catherine receives an unexpected and erotic visit in her chambers after making a final decision regarding the fate of her daughter Claude.