Quincy delves into the world of cosmetic surgery after he autopsies a woman who killed herself because she hated the scars a botched operation caused. He discovers that the plastic surgeon isn't in fact a qualified plastic surgeon, only a qualified MD. The law allows anyone who has qualified as a doctor to call himself any kind of specialist he likes.

Sam tries to persuade the authorities to take notice of a new process he has developed to help track down killers. His tooth print process shows that the man the police have as their suspect in a rape case is not the man who did it. The bite mark has to have come from another person. His process being unknown though means that it is not accepted or believed.

The body of a young girl is found at the side of a highway. Quincy determines that the body was moved after she died. Monahan thinks that her boyfriend, Toby Kenyon, killed her but he tells the police that she killed herself. Quincy believes the boy and asks Emily to do a psychological autopsy on the dead girl. This involves talking to her friends, family and teachers about she acted and talked over the last few weeks of her life.