A serious car accident left the trainee policeman Min Xiuer (Kim Ha Neul) seriously injured and blind. Not only did she lose the opportunity to be a policeman, but she was also separated from her closest brother by yin and yang. Perhaps the failure of the visual organs stimulated the activity of other organs, coupled with careful thinking and judgment, Xiuer was able to perceive many details that many normal people ignore. On her way home on a rainy night, she thought she had hit a model taxi. Unexpectedly, the driver wanted to do something wrong, and when the two pushed each other, a car accident occurred and hit a passerby. Xiuer eventually escaped and reported to the police. In the end, only the ugly police officer Zhao believed her judgment, so he investigated the perpetrator with her. On the other hand, the fashionable youth Ji Kui (Yu Chenghao) claimed to have witnessed the accident, but his statement was different from Xiuer, and naturally he was not accepted by police officer Zhao. However, Xiuer and Ji Kui have long been the targets of the murderer's intention to kill, and their lives are at stake...