In order to clear the injustice of her deceased mother, the genius perfume maker Ying Hemeng married into the enemy Ye family and became the concubine of Ye Buhan, the heir of the Ye family. The two had their own thoughts and fought several times, but gradually fell in love with each other while testing and calculating, and joined forces to uncover the truth of the past amidst the interweaving of love and hate.