A fried hand is found in a food waste truck on snack street and forensic director Dr. Qin is called in to investigate along with Captain Lin. New forensic investigator, Li Da Bao is late to the crime scene and is given a hard time by Dr. Qin. During the investigation to find all the dismembered body parts, Dr. Qin and Captain Lin discover that Li Da Bao has an above-average sense of smell. They discover something unusual about the body parts. (Source: baike.baidu)