Feng Wange lives as a fake daughter in the Chu family for eighteen years. After being cast out, she discovers she is the legitimate daughter of the Prince Regent. She possesses peerless medical skills and unrivaled painting talent. Under the alias Young Master Dongxi, she becomes famous across the capital. Faced with repeated schemes from the adopted daughter Ling An’an and the greedy Chu family, she resolves every crisis calmly. She meets and falls in love with Crown Prince Xiao Sui. They overcome all obstacles and hold a grand wedding, making a timeless tale where the whole realm serves as their betrothal gift.