On a rainy night in a bustling city, a car accident plunges the heroine's life into a strange mystery. Male protagonist 1 and male protagonist 2 may seem ordinary, but in fact they have multiple powerful identities. The police named her as the number one suspect because the murder scene coincided with the heroine's dream. The two male protagonists secretly help each other and use their identities to obtain clues. However, in order to cover up the crime, the villain constantly created obstacles, threatened the heroine's safety, and tried to make her bear the crime forever. The male protagonists must not only hide their identity, but also find the real murderer within a limited time and clear the grievances of the female protagonist. During the process, they faced a crisis of trust due to identity issues, and the heroine also had doubts about them. As the investigation deepens, the male protagonists gradually switch from passively hiding their identities to actively planning, but this also increases the risk of their identities being exposed. Every time we get close to the truth, there is the danger of "losing our vest". In the process of racing against time and fighting against the villain, whether the truth can finally be revealed and the heroine can regain her life, and whether the male protagonists can protect their secret identities, everything is full of suspense.