Queen Mary, unsure who to trust, tests her brother James to ensure his loyalty after hearing of his meeting with John Knox. Lord Darnley agrees to help Queen Elizabeth, in an attempt to sabotage the powerful suitor’s relationship with Mary.
Queen Mary discovers there is a leak amongst her advisors and sets out to uncover the traitor. Queen Elizabeth enlists in Narcisse to further her quest for supremacy. Meanwhile, Catherine takes desperate measures to regain some of the power she has lost.
When Lord Darnley surprises Mary with a visit in Scotland, Mary sees a glimmer of a union that could be more than just political. Elizabeth fights to gain allies in her favor and Catherine must work to get Claude back on track by finding her a new husband.
In order to get Mary to agree to a marriage, Lord Darnley must demonstrate his loyalty when she voices her concerns about his true intentions. Catherine and Narcisse work to repair King Charles’ reputation after rumors spread about his strange behavior and threaten the throne.
Queen Mary must deal with the political repercussions of a potential marriage to Lord Darnley and King Charles disappears, leaving Queen Catherine to pick up the pieces. Queen Elizabeth comes to Gideon’s aid, while Princess Claude receives an interesting proposition.
When Darnley gets a surprise visitor, his marriage to Mary hangs in the balance. Elizabeth learns her attempt to stop Mary backfired. Meanwhile, Catherine and Narcisse find King Charles and must convince him to return to the castle.
As Mary’s upcoming wedding looms, a terrible tragedy pushes Mary and Darnley apart, forcing Mary to enlist in Catherine’s help. Elizabeth encounters a traitor to Spain, who petitions her to support an expedition to the New World.
Mary and Darnley wed in a lavish affair, which proves to be a successful decision in regards to her political standing. James makes an interesting discovery about Greer, while Elizabeth frantically tries to salvage England’s power.
As Mary strategizes ways to take over the English throne, Elizabeth struggles to find an appropriate suitor to marry. Meanwhile, James gets caught up in a scheme orchestrated by John Knox and has to deal with the tragic aftermath.
Mary and Darnley are at odds as they put their plan to seize England into action. Elizabeth is conflicted about her feelings for Gideon as she attempts to find a Catholic to marry. Catherine’s son Henri attempts to claim the throne from Charles with the support of Spain and Narcisse.
After a tragic earthquake hits Scotland, Mary must face John Knox amidst claims that she isn’t coming to the aid of her people. Elizabeth takes drastic measures after she is discovered with Gideon, while Charles makes a decision that backfires.
Darnley teams up with John Knox to strip Mary of her throne, which will leave a close friend of Mary's dead. Elizabeth must banish Gideon from court at the request of her future husband, while Charles takes a bold stance against his brother Henri.
Prince Henri will be recast with an older actor and have more notable role, between ages 18-21.
Queen Leeza Even though Leesa has considerable power, she is the least favorite of Catherine's children.
Lord Darnley A nobleman with a blood-claim to the English throne. Has a wildly ambitious mother whose love hinges entirely on his ability to secure a crown. He hopes to become Mary’s second husband, a union could take down Elizabeth, giving them not just one nation, but two.
Lord Bothwell A warm-hearted bad boy who's deeply in love with Mary.
Gabriel Narcisse Will fall in love with Mary and try to marry her. He is described as a sexy, high-born rogue who is a realist.
Luc Narcisse Narcisse's son, who his will try to arranged a marriage between him and princess Claude.