The team works to uncover clues buried under a life's worth of possessions saved by a hoarder in order to solve the mystery of his death. Meanwhile, Angela's father has a specific purpose for his most recent visit, and Brennan and Booth are confronted with unique opportunities .

The trial of The Gravedigger hits close to home for members of the team, and everyone at the Jeffersonian must work overtime to uncover the forensic evidence to elicit a conviction.

A pair of bodies - one of a modern-day witch and one from the days of the Salem Witch Trials -  are found in a burned cabin in the woods. Hodgins' reckless driving gets him and Angela arrested and thrown in jail, where the two of them make a decision about their future together.

When the body of a rich adventure-seeker is found in a hotel laundry machine, Booth and Brennan are led to the last place he was seen: a Rock 'n Roll Fantasy Camp. Meanwhile, Cam looks for a doctor for her daughter, Michelle.

When human remains are discovered in the belly of a shark, Brennan and Booth are brought in to identify the missing person. Meanwhile, both Brennan and Booth navigate their own relationship when a marine biologist shows interest in Booth.

The team's latest case takes Brennan back to her alma mater, Burtonsville High School, where she and Booth investigate the discovery of an unidentified skull and upper torso. Brennan and Booth go undercover as a married couple at her class reunion to interrogate a set of suspects, where even as an adult, Brennan is still predictably misunderstood and her only friend lies in a strangely dark and offbeat janitor. Meanwhile, Hodgins spills a lab secret.

With Sweets finishing his book on their partnership, Brennan and Booth take the opportunity to set the record straight and recount the facts of the first case they worked together. 

An earthquake derails a DC subway train and a partially skeletonized body emerges out of the overflow. Sweets, who was on the train, deals with the post-traumatic stress of surviving the accident while a young man he talks to on the train dies next to him. 

Brennan and Booth investigate a set of uniquely disfigured remains allegorizing biblical text. Meanwhile, Arastoo Vaziri reveals a secret about his past.

When a human skeleton is discovered in the trenches of an old Civil War battleground, Brennan and Booth are called to the case. Meanwhile, Booth's brother, Jared, returns from his travels with some surprising news.

The Jeffersonian team are essentially kidnapped when a mysterious Mr White arrives with a set of remains. The team is told they need to discover the cause of death, but their findings lead the team to suspect they are investigating one of the most famous presidential assassinations in history.

An out-of-this-world case brings Brennan and Booth to New Mexico where they investigate human remains with extraterrestrial attributes. Angela and Wendell come clean about their relationship.

When a man dressed as Santa Claus blows himself up during a botched bank robbery, Brennan and Booth work to identify the bomber and determine his motives. Meanwhile, Brennan makes plans to spend Christmas in El Salvador, but her father convinces her to spend the holidays with him and Margaret Whitesell, a newly discovered distant relative.

When the remains of a competitive gamer are discovered in a grease truck, Brennan and Booth are called to investigate the case. Meanwhile, Hodgins, Sweets and Jeffersonian intern Colin Fischer take turns camping out for tickets to a movie premiere.

Booth's grandfather Hank comes to live with him and tags along as Brennan and Booth investigate ashes and charred remains found by a real estate agent while showing a property to prospective buyers. Meanwhile, Hank tries to play matchmaker for Booth and lets Brennan in on some family secrets.

The team at the Jeffersonian investigates the remains of a little person discovered in a sinkhole and enters the world of 'midget' wrestling. Meanwhile, Booth is nervous about his upcoming marksmanship certification. 

The team investigate the case of a murdered chicken farmer. Meanwhile, Angela is bothered by the farm's practices and launches her own animal-rights campaign.

Brennan and Booth are called to investigate what appears to be charred human remains on an electrical fence that later turns out to be an Egyptian mummy.  Over the course of the investigation, the team solves not one case, but two, and the second case is nearly 2000 years old. 

Brennan and Booth investigate human remains found at a neighborhood block party. Suburban politics and secret scandals give each neighbor in the cul-de-sac a motive, leaving Brennan, Booth and Sweets to sift through the drama to find their suspect. Meanwhile, Jeffersonian intern Arastoo comes clean about his background, and Booth's son attempts to find Booth a girlfriend.

Booth and Brennan investigate when human remains are found scattered along a DC railroad. Meanwhile, Cam copes with the stress that comes from being a new parent.

Brennan and Booth investigate the body of a man murdered for the undisclosed contents of a briefcase. 

Angela's psychic, Avalon Harmonia, reveals while reading Angela's tarot cards that there are multiple bodies buried under a Washington, DC fountain.