Quincy is called in on his day off after a car crash victim is brought in and seems to have an extremely high level of radiation in his body. Ray Sanchez, who was helping out the now man, Bigelow, is arrested for manslaughter, even though Quincy is convinced of his innocence and makes no effort to hide his viewpoint.

To help Sanchez Quincy decides to look more into the radiation aspect of Bigelow's death and tries to dig into his background and find out where he worked.

After a championship bout a young boxer collapses and dies. His wife thinks that it wasn't an accident and asks Quincy, a friend of her husband's trainer and the coroner on call, to see if he can find out how he really died. Once Quincy has completed the autopsy he begins to wonder if the woman is right, there is certainly something that does not seem to be quite right with the death, something that is made even more certain when Quincy is approached by 4 thugs who tell him in no uncertain terms that he better hurry up and make his report.

Finally getting to spend a bit of leave time with his latest flame, Barbara, Quincy heads off away from Los Angeles. They nearly get run off the road and then witness an accident. Quincy then finds himself in a life or death race to isolate a mysterious poison, found in the woman's body, that has already claimed two lives

A seventeen-year old girl collapses and dies after having had an abortion. The family wants an autopsy and tells Asten that they will pay for a private one. Quincy performs it and thinks that her death was caused by the negligence of the doctor who performed the abortion. He visits the doctor and the hospital and finds out that the doctor was drunk when he operated, proving this is hard though as he faces a conspiracy of silence.