A female corpse was found in a flower bed next to a construction site in the contemporary metropolis of Jiangcheng. The deceased was in his twenties, beautiful and fashionable, but died mysteriously. The head of the Criminal Investigation Detachment, Yan Yan, led a team to investigate the case of an unnamed female corpseThe deceased's money and belongings have been looted, and their identity cannot be determined at the moment. The deceased fought with someone before death, but their brain collided with a hard object and died. They were then dragged deep into the flower bed to hide. Criminal Investigation Brigade Leader Yan Yan leads the investigation teamAfter several twists and turns, the police officers eliminated the suspect Zhang Jun and arrested the major suspect Liu Simin. After pleading guilty, Yan Yan, who was meticulous in her thoughts, discovered suspicions and ultimately arrested Dr. Qi, the mastermind of the case.