Police officer Tong Mingsong (played by Zu Feng) is responsible for investigating a car accident. A college student named Mosquito (played by Chang Fangyuan) tragically dies in an accident. Tong Mingsong decides to work with his friend, Qin Feng (played by Zhu Yawen), a mosquito loving mechanic, to investigate the truth behind the incident. When the two were investigating the truth, they implicated middle-class couple Qiao Yongzhao (played by Qin Hao)
Police officer Tong Mingsong (played by Zu Feng) is responsible for investigating a car accident. A college student named Mosquito (played by Chang Fangyuan) tragically dies in an accident. Tong Mingsong decides to work with his friend, Qin Feng (played by Zhu Yawen), a mosquito loving mechanic, to investigate the truth behind the incident. When the two were investigating the truth, they implicated middle-class couple Qiao Yongzhao (played by Qin Hao)