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凯瑟琳大帝
主要讲述俄罗斯帝国女皇凯瑟琳大帝的崛起以及她与丈夫彼得三世之间的激烈冲突，描绘了年轻时的凯瑟琳以及与彼得三世皇帝的婚姻，以及谋权篡位的过程。第二季中，凯瑟琳怀孕了，但她和彼得三世的王座之争仍在继续，她不仅会成为母亲，还将登上俄国皇位。
主要讲述俄罗斯帝国女皇凯瑟琳大帝的崛起以及她与丈夫彼得三世之间的激烈冲突，描绘了年轻时的凯瑟琳以及与彼得三世皇帝的婚姻，以及谋权篡位的过程。第二季中，凯瑟琳怀孕了，但她和彼得三世的王座之争仍在继续，她不仅会成为母亲，还将登上俄国皇位
Catherine, Orlo and Velementov begin their rule of Russia and unexpected obstacles appear. Peter is on a journey of self-improvement under house arrest but convinces Catherine to let him attend her coronation and hand over his crown.
Catherine's grief over the loss of Leo during the coup finally catches up with her. Peter's part in Leo's death, and the discovery that he just murdered a noble, causes Catherine to lock Peter in his apartments with only his mummified mother for company.
The Ottoman Ambassador pays Catherine a visit as tensions between the regions run high. But Peter fights to win his allegiance and prove to the court he is more fun than Catherine, in an attempt to destabilize her by throwing a baby shower.
A crocodile roams the court, and Archie sends everyone into uproar by suggesting it might be an omen against Catherine's leadership.
Catherine is frustrated by the lack of meaningful change in her rule of Russia so far. Seeking to shake the court out of its complacency, she plays a joke on them involving a serf to prove a point, but it gets wildly out of hand with tragic consequences.
Catherine's team is falling apart and she begins doubting her reign when her mother comes to visit. She works hard to hide the realities of the court from her mother and puts on a science fair for which Russia must come up with the best invention.
Elizabeth pronounces that Catherine's baby will be born in 7 days and the court begins preparations involving rituals for Peter and Catherine. Conflict with the Ottomans heightens, and Catherine tries to run the country while on forced bed rest.
Catherine and Peter are co-parenting their newborn son, Paul, with the help of Elizabeth and trying to avoid their feelings for each other. When Paul goes missing, Peter and Catherine are driven together in their quest to find him.
Catherine makes a devastating discovery about Peter before traveling to the war front for a meeting with the Sultan. Peter considers his options now Catherine knows his secret and all parties come together for a final showdown at Marial's wedding.
