Michael William Freeman

When a real human skeleton is found being used as a stage prop for a death metal band in Norway, authorities determine the victim was an American citizen. The Jeffersonian team tracks the skeletal remains to an underground U.S. death metal band and identifies the victim as a bassist named Mayhem from a band called Spew. As Booth and Brennan venture into the unfamiliar world of death metal music to search for the killer and a motive, they learn about their own team's surprising musical preferences and gain new insight into Sweets' past. Meanwhile, when Sweets asks Dr. Gordon Wyatt (guest star Stephen Fry) for input on the book he's writing about Booth and Brennan, Dr. Wyatt lends Sweets an interesting perspective on the pair's unique relationship.

Lisbon fears that serial killer Red John is drawing Patrick Jane into a trap when the CBI team investigates the murder of a young girl and the abduction of her twin sister.

After reporting to the police that she had been raped by one of her classmates, a high-school girl apparently hangs herself in her bedroom. But Brenda is not so sure it's a suicide, especially given that the boy who allegedly raped her is the son of Mark Yates (guest star Daniel Baldwin - "Homicide: Life on the Street"), a Los Angeles County Sheriff's Dept. commander. Despite some major head-butting between Brenda's squad and the overheated and overprotective Yates, Brenda's intense investigation eventually uncovers a ruthless sexual game being played at a local private school.

Goodwin (S. Epatha Merkerson) tasks Dr. Charles (Oliver Platt) with evaluating a patient as a possible heart recipient, while Jeff (guest star Jeff Hephner) makes a confession to Dr. Manning (Torrey DeVitto). Dr. Choi (Brian Tee) deals with two MMA fighters who are brought into Chicago Med in bad shape. Elsewhere, Dr. Stohl (guest star Eddie Jemison) returns to the hospital from his sabbatical leave and immediately offers up different medical opinion regarding the treatment of a patient under the care of Dr. Halstead (Nick Gehlfuss). April (Yaya DaCosta) discovers her TB medication may lead to further complications. Marlyne Barrett, Colin Donnell and Rachel DiPillo also star. Mekia Cox also guest stars.

In 2005, a brilliant, driven honors student, James Hoffman, who was destined for the best colleges, went missing. Now, his sister finds a video clip on the Internet of James getting brutally beaten and shows it to Rush and Valens, who reopen the investigation into James' disappearance.