Substitute Becomes Top, Real One Loses It All

To treat his orphanage sister, Qin Mo becomes a contract boyfriend to Shen Zhou Group CEO Jiang Ziyue. While appearing humorous and worldly, he is actually the true heir of the Qin family and the underground king of Jiangdong. Using his 'substitute' identity, Qin Mo wins the affection of the Jiang family and makes Jiang Ziyue fall in love. When Zheng Ziyuan, Jiang Ziyue's white moonlight, returns to seize the inheritance, Qin Mo repeatedly humiliates him. As Qin Mo reveals his hidden identities, he defeats the schemes of Zheng Ziyuan and fake heir Qin Chen, ultimately falling deeply in love with Jiang Ziyue and facing the storms of their family and the underworld together.