Serena Shaw, daughter of the Grand Marshal, and Crown Prince Jasper Sterling, bitter rivals since childhood. During the Imperial Selection, Jasper forces Serena to participate. She plans to accept Second Prince Kian Sterling's proposal after elimination. Jasper insists on making her Crown Princess. After marriage, Serena learns Kian is sinister, covets Shaw family's military power, and plotted against her. Jasper secretly protects her, foils conspiracies. He becomes Emperor, doting on her.