Memeda,a "human detector" from outer space happens to meet a depressed man(Tang,Liguo)who just lost his daughter in a car accident. After many challenges and conflicts,Memeda and Liguo become good partners.
The imperial guard and his three traitorous childhood friends ordered to hunt him down get accidentally buried and kept frozen in time. 400 years later pass and they are defrosted continuing the battle they left behind
A major crime occurs in Tokyo when detectives Tang Ren and Qin Feng are invited to investigate the crime by Noda Hiroshi. A battle between the strongest detectives in Asia is about to break out with bursts of laughter.