Ji Yunfan was adopted by the Ji family, one of the four major families in the capital, when he was five years old. After being adopted by the Ji family, he adopted the name of a good friend and became the second son of the Ji family, Ji Yunfan. From then on, he changed from a little beggar Shi Shitou, whose parents died young and could only make a living by begging, to Ji Yunfan, the second son of the Ji family in the capital. When he was five years old, he was adopted by Mr. Ji and became Ji Yunfan. The second son of the Ji family, but he knew in his heart that he was just a stand-in. A stand-in with the same name was the stand-in for Ji Yunfan, who was killed in a sea of fire when he was five years old. He knew his identity clearly from the first day he entered the Ji family, so he was always cautious in the Ji family and did not dare to exceed the rules. Ren Sixian learned about her father's father on her thirteenth birthday. After the news of her mother's divorce, her parents started a new family soon after the divorce and had a new child. Her parents were unwilling to care about her. Later, in the fifth year after she graduated from college, she opened a dessert shop of her own. Although the income was not much, it was enough to support herself. Later, she also bought her own house. After that, she rarely went to her parents' home. Yun Fan and Ren Sixian were both running around in their own lives. An accident made them meet each other. After experiencing setbacks again and again, they finally gave up all the ties that hindered them. The two of them finally stood together and moved forward side by side. They walked side by side through the thorns and walked against the light, becoming each other's salvation...