Zhou Yingwen, a divorced man without a fixed job and unable to pay the rent, is constantly looking for work in a strange city and worrying about his livelihood. Zhao Tianyu, the chairman of Dabojin, a listed group company, is a successful and wealthy man. In the life-and-death business competition, he was unable to deal with the financial crisis encountered by the company. He was ill and bedridden, waiting for surgery. However, the operation of the company does not allow a decision-maker to have the slightest breath. It happened that Lu Lanlan mistook the similar-looking Zhou Ing-wen for her lover Zhao Tianyu, causing gossip and reminding everyone of a solution to the problem: let Zhou Ing-wen act as Zhao Tianyu's stand-in. After a period of contact, they discovered that the two had been together since childhood. The separated twin brothers in the orphanage. In the busy and busy business world, Zhou Ing-wen has become Zhao Tianyu, unable to tell the difference between you and me. At this point, the fate of these two people is intertwined.

Zhao Tianyu’s assistant Jiang Wei is a smart, capable and beautiful girl who admires and gradually falls in love with the elegant and outstanding Zhao Tianyu. However, Zhao Tianyu’s wife Axiu is dissatisfied with her husband’s neglect and spends all day She was drunk at home and the various women who kept appearing around her husband made Axiu furious and began to take revenge on her husband. Fang Lixin, who returned to China after studying abroad, is smart and cautious. He is full of ambitions, but suffers from Zhao Tianyu's "dictatorship" and his guard against him. At the same time, he has a good impression of Jiang Wei. Liu Lipeng, Zhao Tianyu's business rival, is an unscrupulous "rich man" who tries every means to embarrass Dabo Jin in terms of business operations. He even bribes his office director and steals business secrets, which makes Zhao Tianyu's Dabo Jin almost passive. situation.

Human nature is far more complex than imagined, and reality is far crueler than imagined. Zhao Tianyu gradually revealed his true nature of speculation and greed in his business operations, and sent Fang Lixin to secretly investigate those who sold trade secrets. Fang Lixin became a "double agent" in reality. The kind-hearted and hard-working Zhou Ing-wen gained a lot of knowledge through experience in the mall and gradually found his confidence. However, as Zhou Ing-wen frequently appeared on different occasions, someone discovered the secret of the "substitute". To prove it, Liu Lipeng was hatching a plan. Liu Lipeng is Jiang Wei's brother. After Zhao Tianyu discovered their relationship, he felt that Jiang Wei had betrayed him, so he betrayed her to Mr. Miao of the trust company. Jiang Wei discovered that what she thought was "pure love" was actually being bought and sold. In despair, he discovered that his best friend Jiayi had also become Tianyu's lover. In order to take revenge and out of jealousy, he participated in the kidnapping of Zhao Tianyu.

Illegal operations and commercial fraud brought a fatal crisis to Dabojin's business. However, Zhao Tianyu used his brother as a substitute to "cheat" 300 million out of his own company. Zhao Tianyu's obsession led to The company went bankrupt and he was heavily in debt. The "business legend" created by Zhao Tianyu was finally exposed, and the gorgeous mask could not hide his crimes.

And Zhao Tianyu blamed all the crimes on Zhou Ing-wen, asking his brother to suffer the punishment on his behalf, and staged the final madness...