Quincy helps an out of town medical examiner deal with a pair of political scandals involving the death of children of influential persons by tainted drugs and the unsafe condition at a mill which is the main economic force in the town.
When an ex-convict is arrested for a series of rapes, Sam uses a new lab technique for bite marks (forensic dentistry or odontology) that he's developed which casts reasonable doubt on the defendant's guilt. After his technique gets that man acquitted and released, an identical fatal rape in the same neighborhood occurs causing others, including Sam himself, to blame him for the later crime. But Sam keeps investigating, just like Quincy always does.
A lawyer, who also was a small time coke dealer, is murdered by a group of crooks who inject him with a lethal dose of cocaine. The killers then try to make it look like an accident by putting him in his car and having it drive off the road and explode. However, the plan goes awry when the victim is thrown from the car before it explodes. The killers then blackmail the son of one of Quincy's colleagues to try to get him to get his father to fix the autopsy so that there is no trace of cocaine in his system. When Quincy finds out what happens he tries not only to save ...
When the body of an airline stewardess is found with her stomach cut open, Quincy's investigation runs into interference from Internal Affairs, who is certain that a well respected police officer is involved in the drug smuggling operation.
When the body of a missing young girl shows up in a dumpster, Quincy's investigation takes him into the world of child molestation and pornography. Can he save the girl's sister before an insidious predator claims another victim?
A vigilante group gets in a shoot-out with a killer resulting in the death of an innocent bystander and Quincy uses all of the coroner's office resources to find out what exactly happened and who was responsible.