An assassination attempt puts the Royal Family on lockdown inside the palace safe room.
The royal family faces the possibility of the abolition of the monarchy.
Robert gains popularity on his coronation tour, while Jasper and Liam have information that could end his reign. Eleanor chooses between returning to Jasper or working abroad with Sebastian.
The finale ends in a day that will change the family and nation forever. A growing uprising has Robert suspicious of everyone, as the rest of the family unites to combat a formidable foe.