The Jeffersonian team investigates the death of Lana Brewster, a girl whose remains are delivered to Brennan and Booth's home by someone who believes her death 18 years ago was no accident. When the team discovers that Lana was murdered and her death was covered up, people from her past become key suspects, including an ex-boyfriend with whom Hodgins was friends. Meanwhile, Brennan starts having dreams again about evil tech genius Pelant, and about a potentially more heinous killer, whom she realizes could be involved with Lana's death.
The Jeffersonian team investigates the death of Colin Haynes, a struggling country music singer whose remains were found in a shallow grave. When the team learns about the victim's music career, it leads them to his record label, which, they discover, was deceitful in its dealings with him. Meanwhile, squintern Wendall Bray breaks his arm during a hockey game and Brennan takes a closer look at his injuries, only to discover some shocking news.
When the Jeffersonian team discovers the body of a renowned but disliked chess master amidst pig slop, Sweets surprises the team with his chess skills and goes undercover in the world of professional chess to find the killer. Cam is being recognized in the "Outstanding Woman of Science" issue of a noted science publication but is hesitant to participate since she does not want to offend Brennan who knows she should be the one to be honored. Meanwhile, much to Brennan's annoyance, Dr. Douglas Filmore, the always sunny Canadian forensic podiatrist fills in as a lab ...
The Jeffersonian team investigates the murder of Lauren Frank, a kidnap victim whose remains were found buried at a park. But when they discover the unhappy relationship that Lauren had with her stepmother, the team starts to think the killer was someone closer to the girl than expected. Meanwhile, Hodgins uncovers a shocking secret about his family and Brennan and Booth face a common couples dilemma - whether to co-mingle their funds.
When a CIA informant is found murdered, Booth and CIA Agent Danny Beck must work together to track down an Afghani terrorist. Meanwhile, Brennan wants to work more closely with Booth in the field, and the duo must confront the implications of what that means to their family.
A repo man's remains are found in a septic tank, and the Jeffersonian team must work together to figure out who the killer is. When the team discovers that the victim had a troubled past, some key witnesses from his earlier days become potential suspects. Meanwhile, handsome and charming Rodolfo Fuentes has defected from Cuba, where he was a forensic anthropologist, but now needs an internship to complete his degree. Brennan agrees to try him out as an intern on a case, and Brennan and Booth discuss whether or not Christine should have a religious upbringing.
When a children's TV show actor is found dead, the Jeffersonian team goes behind the scenes to uncover who murdered everyone's favorite character, "Carrot Bill". But when the team discovers that the actor was known for his promiscuity, they start to uncover some unlikely suspects. Meanwhile, Booth and Brennan plan Christine's first birthday party, and Clark asks the team for their opinions on a fictional novel he's completed.
A hedge fund manager turns up at his own funeral and the Jeffersonian team must try to identify the man who was cremated. Also as the sales of Finn's and Hodgins' hot sauce soars, Finn must deal with some life changes.
The Jeffersonian team investigates the murder of a woman whose remains were found in a swamp. When the team realizes that her body was cryogenically frozen before it was disposed, it leads them to a cryogenic preservation facility where they learn more about the victim's personal life. Meanwhile, Cam is hesitant to meet Arastoo's father and mother for the first time and Booth is up for a huge promotion that could uproot his entire family.
The Jeffersonian team investigates the death of Stephanie McNamara, the daughter of a wealthy family whose remains were found in a national park. When the team digs deeper into the circumstances surrounding her death, clues from the case lead them to believe she may be the Ghost Killer's latest victim, with a surprising connection to a previous victim. Meanwhile, the FBI Deputy Director takes a special interest in the team's high-profile case and Booth's career may be in for some changes.
The team investigates the death of a man who had offered Booth information on a possible government cover-up related to a previous case, but was killed before their meeting took place. As Booth and the Jeffersonian team dig deeper into the burgeoning conspiracy surrounding the man's death, it's evident Booth may be in over his head, and his future with the FBI is put in question.
With the help of "squintern" Rodolfo Fuentes, the Jeffersonian team investigates the murder of a controversial conservative radio host whose remains were found in a storm drain. When the team discovers some of his extracurricular activities, they come across shocking evidence that narrows down the suspects. Meanwhile, Special Agent James Aubrey is desperate to gain the trust of Booth, and Brennan is worried about Booth's psychological well-being after recent events.
The Jeffersonian team, with the help Special Agent James Aubrey, investigate the murder of a video game designer whose remains were found washed up in a river. When the team uncovers more about the fortune the victim had acquired throughout his career, everyone who was close to him becomes a suspect. However, the investigation takes a turn when they discover that the victim was playing his own games on people. Meanwhile, "squintern" Jessica Warren enlightens the team about the educational cooperative with which she has been involved and Brennan and Booth discuss ...
Brennan gives a keynote speech at a convention for forensic scientists, who are all eager to help when the remains of a body are discovered in a stairwell, but the Jeffersonian team are stunned when Hodgins becomes a murder suspect.
The Jeffersonian team investigates the murder of an immigrant maid whose remains were found on the side of the road. The victim's wealthy former employer, Sandra Zins, is a key suspect in the case, but when the team discovers that the victim might have been brought into the country illegally, the team realizes the case is much bigger than it seemed. Amidst talks of marriage between Cam and "squintern" Arastoo, tensions rise between Brennan and Cam as Arastoo prepares his dissertation for Brennan's approval.