Wen Xi (played by Gao Rongfang) was taken to the underground fighting ring of Lao Jia, the boss behind the high-profit goods industry, as a trophy for the winner of the fight.In the end, the person who wins Wen Xi is a young and mysterious Bi-American man named Xu Zheqing (played by Ren Yunjie).Lao Jia took a fancy to Xu Zheqing's mercenary-like skills, and used kindness and power to force him to stay and serve him.However, Xu Zheqing's real identity is a private security consultant, and he is here to rescue Wen Xi from getting out.After experiencing various dangers, the two joined hands to escape from Lao Jia's control.

Three years later, Wen Xi unexpectedly reunited with Xu Zheqing.The two people belong to different camps, but they are held hostage by their past emotions.This time, can the two of them join hands again to break through the darkness of the night and embrace each other in the darkest moment...

While Wen Xi was traveling abroad to collect news, he was accidentally taken to the underground fighting arena of Lao Jia, the boss behind the loan shark, and received “ of the trophy” as the winner of the fight.It was the young and mysterious Chinese man Xu Zheqing who finally won Wen Xi.

When Xu Zheqing tried to take Wen Xi away, he was blocked by Lao Jia, and had to act with Wen Xi to make Lao Jia relax his vigilance.However, when he tried to take Wen Xi away again, he clashed with Lao Jia's men.Xu Zheqing's true identity is a private security consultant, and the purpose of this trip is to save Wen Xi.

Wen Xi and Xu Zheqing hid their intentions in the many pulls with Lao Jia.They cooperated with each other and tried to find opportunities to escape from Lao Jia's control.

After experiencing various dangers, Wen Xi and Xu Zheqing worked together and finally escaped from Lao Jia's control.

(Three years later) Wen Xi's twin sister Wen Hao suddenly died. She decided to take her sister's identity and enter the 6.e. company to find the truth, and unexpectedly reunited with Xu Zheqing.

In order not to reveal his identity and plans, Wen Xi had to push Xu Zheqing away, saying that he had lost his memory, and even denied the relationship between the two three years ago.

Xu Zheqing was confused by Wen Xi's attitude, but he didn't seem to fully believe Wen Xi's argument about amnesia.Wen Xi carefully investigated her sister's affairs in the company, and at the same time had to deal with various complicated situations and colleagues with evil intentions.

Wen Xi discovered some suspicious clues during the investigation, but these clues made her fall into a bigger mystery.And Xu Zheqing was also secretly watching Wen Xi's every move.

Colleagues in the company seemed to be aware of Wen Xi's abnormality, and their suspicions about her gradually deepened.Wen Xi is facing increasing pressure, but she still does not give up looking for the truth.At the same time, Xu Zheqing's feelings for Wen Xi became increasingly difficult to restrain.

Wen Xi encountered some problems at work in the company, but she successfully solved some of the problems with her own intelligence, which gave her a little breathing space.However, she never forgot to find the truth about her sister's death and continued to investigate secretly.Xu Zheqing silently provided some help behind the scenes, while also trying to find the cause of Wen Xi's amnesia.

Wen Xi discovered a person who had close contact with her sister during her lifetime, and she began to approach this person, hoping to get more clues from him.However, this person seemed to be wary of Wen Xi and was reluctant to reveal too much information.Xu Zheqing noticed Wen Xi's actions. He was worried that Wen Xi would be in danger, so he decided to intervene more actively.

Xu Zheqing learned some important information about Wen Hao's death through his own channels, but this information shocked and confused him.He began to re-examine the entire incident, suspecting that there might be a larger conspiracy hidden behind it.In her contact with that person, Wen Xi gradually gained some of his trust, but she also found that she seemed to be trapped in a complicated situation.

Wen Xi encountered some unexpected situations in the company, which almost exposed her identity.At the critical moment, Xu Zheqing appeared in time and helped her resolve the crisis.However, their actions also draw the attention of others, making their situation even more difficult.

Xu Zheqing decided to be honest with Wen Xi and tell her what he knew.The two began to analyze and organize clues together, trying to uncover the truth behind it.In the process, their feelings gradually warmed up, but they also knew clearly that the immediate problem must be solved first.

Wen Xi and Xu Zheqing discovered some key evidence that pointed to a high-level figure within the company.However, this high-level figure became aware of their actions and began to suppress and frame them.

Faced with the pressure from high-level figures, Wen Xi and Xu Zheqing did not back down, and they decided to adopt more clever strategies to deal with it.At the same time, they are also working hard to find more evidence to expose the crimes of this high-level figure.

The investigations of Wen Xi and Xu Zheqing caused turmoil in the company, and some colleagues began to side with them and provided some useful information.However, the enemy is also secretly planning a more insidious plan, preparing to give them a fatal blow.