Francis and Mary's new rule is threatened when a plague ravages the land. Kenna's life is at risk. Greer discovers something shocking about Leith

A powerful and dominating Lord learns Mary was responsible for his son's death, he demands retribution. Francis and Lola return to the castle with their new son

Mary searches for a way to feed the people of France; Francis is haunted by suspicions about his dead father's spirit; Catherine plans a lavish coronation ceremony

Shadowy riders have attacked a shepherd, Lord Conde and Bash investigate. Mary reconsiders her relationship with Lola. Leith returns to court

Tension rises between the Catholics and the Protestants. Francis receives a gift from his dead father. Kenna is shocked by a discovery

Mary and Catherine have to hide their identities when they meet a mob of angry peasants. Lola wants to become independent

Princess Claude makes a surprise visit home. The princess is known to be a provocative and reckless young woman. Greer's wedding tour ends earlier than expected

Some Vatican inquisitors punish those believed to be a Protestant. Lord Condé ends up being abducted

Bash and Francis come up with a daring plan whilst Mary has a surprising proposal for Claude

Francis comes to a surprising decision. Mary takes part in a treacherous mission with Lord Condé

Mary attempts to help Condé after finding out that the Vatican is after him

Mary ends up doing something unexpected. The rivalry between Francis and Condé increases

As they prepare for a feast, King Antoine tells Francis and Mary about England's plans for revenge

As Mary and Francis investigate who was behind the poisoning of King Henry (Alan Van Sprang), they unearth secrets of the past which force Mary to confront her feelings for Conde as she attempts to move forward. Catherine finds herself in the middle of a romantic triangle when the Duke of Guise (guest star Gil Darnell) returns, which forces Narcisse (Craig Parker) to commit a hideous act out of desperation. Meanwhile, Greer (Celina Sinden) finds herself in a situation she never fathomed in order to survive

Mary's mother (guest star Amy Brenneman) returns to advise Mary that her throne is in jeopardy. Mary makes a shocking proposition to Conde, along with a bold move to reclaim her throne. Francis moves closer to Lola after a setback with Mary, while King Antoine (guest star Ben Aldridge) makes Kenna an interesting offer

Francis makes a surprising move after being threatened by King Antoine; Bash and Kenna's marriage is in trouble; Leith makes a discovery about Greer's new career path

Catherine is suspicious that Mary and Condé are having an affair; Francis becomes ill; Bash's life is in peril; Leith is forced to guard Claude

Mary becomes the temporary leader of France; Catherine asks Narcisse for help beating Mary at her own game; Bash sees a familiar face in the village

Mary aligns herself with France as the threat of England looms; Condé makes an audacious move; Kenna and Gen. Renaude grow closer

Mary takes extreme measures as she tries to stop Francis from catching Condé; a jealous Catherine wants Narcisse to prove himself; Greer makes a decision that could end her relationship with Leith

Francis and Mary are forced to set aside their differences and determine the extent of Condé's betrayal; Catherine teaches Narcisse a lesson; Bash brings Delphine to the castle

As Francis thinks Mary is turning against France, she risks everything to take Condé down; Catherine meets with Queen Elizabeth; Kenna's secret will seal the fate of her relationship with Bash