Set against the backdrop of 18th-century Denmark, "Royal Affair, A" unfolds a captivating tale of forbidden love and political intrigue. The film follows the brilliant yet troubled physician Johann Friedrich Struensee, portrayed by Mads Mikkelsen, who arrives at the royal court and becomes a trusted advisor to the young King Christian VII, played by Mikkel Boe Folsgaard. Struensee’s progressive ideals clash with the archaic traditions of the monarchy, igniting a desire for reform that resonates with the people but threatens the established power.

As Struensee grows closer to the king's beautiful and intelligent wife, Queen Caroline Mathilde, brought to life by Alicia Vikander, their relationship blossoms into a passionate affair that defies societal norms. Together, they dream of a new Denmark, yet their ambitions are fraught with danger as they navigate the treacherous waters of court politics, betrayal, and the looming specter of scandal. With a rich, dramatic atmosphere and complex characters, the film explores themes of love, power, and the cost of change, drawing viewers into a world where hearts and ideals collide in a bid for freedom.