Design Director Wen Ni and big shot Jian Yuchen are a secretly married couple. Working at the same company, they pretend to be ordinary colleagues externally, engaging in daily banter and tug-of-war. Reuniting with her university contract ex-boyfriend Shen Huaixu, the return of the old flame stirs up projects and emotions, making Jian Yuchen deeply jealous. At the same time, the family's dilemma of favoring boys over girls, workplace romantic misunderstandings, and the appearance of the white moonlight strike one after another. The secrets of past youth are peeled back layer by layer, and the two overcome suspicions and realistic obstacles, confessing their unrequited love hidden for many years, officially announcing their marriage, reaping a dual harvest of career and love, and welcoming their happy ending.