The work tells the story of a one-night stand between the beautiful heroine Ding Jing, who was born in Ziqingcheng, a small northern town, and her handsome brother-in-law, the hero Huang Ke. Unable to face his twin sister Ding Wen, he left Haikou City to work hard. Use your generous income in return to compensate for the harm caused to your sister. A few years later, when Ding Jing returned home, she wanted to give her sister a surprise, but fate made a mistake, and she and her brother-in-law accidentally walked into the house and fell in love again. Huang Ke went from a grassroots engineer to a deputy governor, strategizing, far-sighted, pragmatic and honest. It was just emotional loneliness, and her feelings for Ding Jing turned from regret to attachment, causing the neglected wife to find other emotional comfort, and eventually became a victim of the avenger. Ding Jing's emotional journey was full of ups and downs, and she was pursued by business elites like Li Jidong and Fang Pingzhou. In particular, I was moved by Ding Jing, the patriotic, dedicated, handsome, young and promising Mr. Fang. I once wanted to commit him to him for the rest of his life. But things went against expectations. The death of her sister, her two nephews were helpless, and her deep love for her brother-in-law finally made Ding Jing make a firm choice. The plot of the story is fascinating and ups and downs. The family affection, love, regret and attachment between male and female characters, as well as the true love between sisters are described in detail and are thought-provoking.