- Season 4 Episode 2
A Grain of Deception
A SPY THREATENS MARY’S TRUST WITHIN HER INNER CIRCLE
Queen Mary (Adelaide Kane) discovers there is a leak amongst her advisors and sets out to uncover the traitor. Queen Elizabeth (Rachel Skarsten) enlists in Narcisse (Craig Parker) to further her quest for supremacy. Meanwhile, Catherine (Megan Follows) takes desperate measures to regain some of the power she has lost.