The drama tells the story of "weed girl" Huang Zixuan who wants to pay debts for his father, and Nan Chu's first business boss Leng Yaozu signed a "deed of sale" to become the first Miss. Leng of Leng Family.
Leng Yaozu, the owner of the top business firm in Nan Chu, lost his younger sister during his childhood. In an attempt to fill the void left by his father's lack of family affection, he hired a street-smart girl, Huang Zixuan, to impersonate his sister and win his father's favor.
Leng Yaozu came from a prestigious family and excelled in the business world. He had a stern and serious appearance, handling both family matters and business affairs with precision.
On the other hand, Huang Zixuan was one of the many "Jing Piao". She came from a rural background and lacked manners, but she managed to force her way into a wealthy family, becoming a young lady of the house.
She was clever and money-hungry. The aloof CEO collided with the unrefined "wild card", and although they didn't get along, they had to pretend to be close siblings in public.