We follow the story of Song Lang, a genius in the police field, who due to unfortunate circumstances caused by his mortal enemy, now assumes the identity of a driver named Chen Shi. Although he had wanted to live out his days as an ordinary citizen, fate has other plans in store him. Finding himself in the position of prime suspect to a case, he assists a police officer to uncover the truth. Follow the adventures of Chen Shi as he is plunged back into the world of bizarre homicide investigations. Will he be fated to meet his enemy once again?