Retired detective.Ma Desheng was once a respected criminal police captain. He had been working hard to find out the truth about the corpse dismemberment case. After his retirement, he became the dance king of the senior college.Although he had taken off his police uniform, Ma Desheng had never forgotten the case. When Wang Xiang asked him for help, he agreed without hesitation.Although he has retired for many years, Ma Desheng can still maintain a high level of vigilance about the case during the process of tracking down the driver of the fake car.