Liu Mengmeng, a modern medical student, traveled through time and became a mute concubine in the Duke's Mansion of the Dayong Dynasty. She was forced to celebrate her eldest sister's wedding and marry the "sick and dandy" eldest son Xiao Heng. If he dies within three months, she will be charged with being a "kefu" and thrown into the pond. In a desperate situation, she relied on modern medical skills and chemical knowledge to resolve chronic poisons and break medical traps, and reached a mutual aid agreement with the sinister prince who pretended to be sick and weak - she saved his life, and he helped her investigate the unjust case of her biological mother and protect her younger brother. From house fights to business wars, from the court to the battlefield, the two work together to fight against their aunt's mother's conspiracy, enemy spies and centuries-old family sins. When the truth is revealed, she is actually a loyal queen, and his identity is far beyond her imagination... Medical skills are intertwined with intrigues, sweet pets and crises coexist. Let's see how the clever and cute doctor can turn the tide with the sinister prince and change his fate!
