During their college years, Lin Xiaoye and Li Paner fell in love. To help Li Paner break free from the patriarchal constraints of favoring sons over daughters, Lin Xiaoye changed her name to 'Li Xinglu'. However, Li Xinglu mistakenly believed that Lin Xiaoye saw her as a substitute for her 'white moonlight', Shen Lu, creating an unbridgeable gap in their hearts. At this time, the Li family encountered misfortune, and Li Xinglu's father was imprisoned, forcing Li Xinglu to leave Jinggang and return to her hometown in Nanchuan to take care of herself. Lin Xiaoye stayed in Jinggang alone to fight against the capital's power to protect the Li family. Meanwhile, Shen Lu, taking advantage of their separation, pretended to be pregnant with Lin Xiaoye's child and went to Nanchuan to provoke Li Xinglu, causing her to give birth prematurely. After giving birth to her son alone, she was devastated and disfigured by an earthquake, also losing her son who was still in the incubator. After going to Germany for plastic surgery, Li Xinglu, under an assumed identity, returned to Jinggang six years later to become a primary school English teacher and the homeroom teacher of Haohao. However, she never expected that Haohao's father was her long-lost boyfriend, Lin Xiaoye...
