The Great: Once Upon a Time Season 3, Ep 10
Court scientist Nikolai announces a comet is about to pass Russia, a phenomenon Catherine uses to her advantage while unearthing a new side of her leadership in the face of some huge challenges.
The Great: Destiny Season 3, Ep 9
Catherine orders Grigor to hide out in the forest with Paul and plays a dangerous game with herself to prove that her destiny lies in Russia, while grappling with the impact Peter's decisions have on her rule.
The Great: Fun Season 3, Ep 7
Catherine wants to bring more fun to the court, so she stages a festival of truth, jokes and stunningly clever ideas with Georgina's help. Katya puts on a play challenging Catherine's reign and Catherine samples Peter's salty desserts.
The Great: Ice Season 3, Ep 6
Catherine tries to persuade Peter to come home whilst Hugo re-doubles his attempts to regain his kingdom. Georgina continues to play her complicated court games.
The Great: Sweden Season 3, Ep 5
Peter is once again tormented by his father's expectations and his failure to continue the legacy of his empire. Catherine must decide to do about the unrest being stirred up in the regions, but Velementov is in no state to help her.
The Great: Stag Season 3, Ep 4
Arkady and Tatyana help Peter and Catherine through a rough patch as they clash over their son, Paul, whom Catherine fears will grow up to be a ruthless leader and so refuses to ordain him, to the alarm of Archie and Elizabeth.
The Great: You The People Season 3, Ep 3
Catherine involves the peasants, nobles and merchants in a conference designed to bring change to Russia. Peter's hunt for revenge on an historic enemy threatens to destabilize Catherine's attempt to outlaw murder.
The Great: The Bullet or the Bear Season 3, Ep 1
Catherine and Peter seek some marriage guidance after the chaotic events of the previous day left them in an awkward place in their relationship.