After three years of marriage, Fu Mochen always regarded his wife Su Yunyan as a nanny, and only thought of Su Xuerao, his first love. After Su Xuerao returned, she targeted Su Yunyan all the time, but Fu Mochen still cared about her and took care of her. Su Yunyan became disheartened and chose to divorce. Afterwards, she met Lu Yan, who accompanied her to take back the Su Group from Su Yaocheng's hands and worked with her to investigate the truth behind death of Su Yunyan's mother, he also helped her to resolve numerous crises. In an accident, Fu Mochen discovered that his real pen pal "Xiaozhi" was Su Yunyan instead of Su Xuerao, he regretted the divorce and wanted to make up with Su Yunyan. In the end, Su Yunyan uncovered the truth, punished the wicked, and got to a happy life.
