The remains of a kidnapped woman are found in an abandoned refrigerator. When Brennan is called as an expert witness in the trail of the suspected murderers, she discovers the defense has brought in an expert of their own, Brennan's former forensic anthropology professor - and ex-lover - Dr. Michael Stires.

Booth and Brennan travel to Los Angeles to determine the identity of a woman whose body parts were found near Los Angeles International Airport. Brennan's skills are put to the test when she realizes the victim's identity is hidden by previous extensive plastic surgery.