The rain in the south of the Yangtze River cannot wash away the blood all over the Shen family; the moon in Chang'an cannot illuminate the conspiracy deep in the house.
She is an orphan who has been wronged. She hides her medical skills and sneaks into a wealthy family in a humble way, just to piece together the truth from the clues. He is a seemingly idle prince, but he uses all his talents to play secret chess games in the streets and courts, trying to bring order out of the turbulent times.
An unexpected encounter caused two parallel lines to suddenly intersect. Is it a temptation to use each other, or a destined bond? When the medicinal fragrance of Jiangnan collides with the machinations of Chang'an, and when the forbearing affection meets an irresistible fate, can they hold hands in the shadow of swords, make the injustice clear, and let the moonlight finally shine on the mountains, rivers and tenderness in each other's eyes?
"The Moon in Chang'an Locks the Qingqiu" - With one person, he takes on the family's grievances; with the bond of two hearts, he breaks the situation of troubled times.
