When the body of a young man, who's been missing for nearly three weeks, is discovered, the investigation leads them to his girlfriend, who is a foster child. Bones becomes emotionally involved in the case since, she too, became a foster child after her parents disappeared.

Booth and Brennan investigate a death due to an explosion in a Miami hotel. The clues lead to foreign diplomats with diplomatic immunity.

The bodies of twin boys, kidnapped five years earlier, are discovered. The investigation lead Booth and Brennan to a notorious kidnapper known as the Grave Digger. During the investigation, Brennan and Hodgins become the Grave Digger's next victims.

The notorious serial killer, Howard Epps, sets his prison cell on fire as part of a daring prison escape. Brennan is his target and her entire team is placed in danger.

Brennan and Booth have to solve three murders that are identical to the murders in Brennan's new bestselling book.

Booth and Brennan investigate the case of a partial skeleton found in cement. Booth thinks a member of a crime family is responsible.

The team investigate a glowing body. Hodgins proposes to Angela -- several times.

After a skull smashes into the windshield of a teenager's car, the investigation reveals the skull has been gnawed on by human teeth, which implies cannibalism and marks the beginning of the Widow's Son case. Meanwhile, Angela and Hodgins hire a private investigator to find her husband. Bones searches for Zach's replacement and the team gets a wonderful surprise.