On Gu Qinghe's eighteenth birthday, Shen Yanci gave her a hairpin, but hidden in the hairpin was a note hinting at her life experience. That night, Gu Qinghe accidentally discovered Shen Yanci's secret conversation with the warlord and learned that she might be the daughter of an enemy of the Shen family. In order to protect her, Shen Yanci put her under house arrest in the attic, but her emotions became increasingly out of control as they got along. In an accident, Gu Qinghe learned that Shen Yanci had been seriously injured and fell into coma while trying to save her, and their relationship broke down. However, the warlord forced Shen Yanci to marry, and in order to keep Gu Qinghe, he forcibly took possession of her. While in captivity, Gu Qinghe discovered the secrets in Shen Yanci's study - the grudge between Shen's father and Gu's father twenty years ago, and the evidence that Shen Yanci secretly investigated the truth. At this time, Gu Qinghe's biological uncle appeared, revealing the fact that Shen's father had framed Gu's father, and demanded that Gu Qinghe inherit the family business and take revenge. Shen Yanci is caught in a dilemma, on one side is family responsibility and on the other side is the person he loves. In the end, the two embraced each other in the fire, and Shen Yanci protected Gu Qinghe with his body. After waking up, he decided to give up everything and fly away, but was shot by a mysterious man at the station...