When the skeletal remains of a federal prosecutor who disappeared five years earlier are found in the desert outside Las Vegas, the team suspects it to be tied to the mob. Booth and Brennan go undercover as Vegas high-rollers in an attempt to uncover the mystery, Booth risks his life.

When the remains of a competitive gamer are discovered in a grease truck, Brennan and Booth are called to investigate the case. The victim, Steve Rifton, is the only active player known in the gaming community to have received a perfect score on a famous video game. Steve turned his success into a lucrative partnership with a gaming referee and charged fans to play on the very machine that gave him the perfect score. But between sour business deals and bitter competitors, the team at the Jeffersonian must work to narrow down the many suspects with motive for ending Rifton’s reign as gaming king. Meanwhile, Hodgins, Sweets and Jeffersonian intern Colin Fischer take turns camping out for tickets to a movie premiere.

An unidentifiable body is discovered in the shower of an upscale home belonging to a young female socialite. With the help of nosey bones expert and Jeffersonian “squint” Clark Edison, skeletal reconstruction and evidence in the drain reveal that the victim was a young girl employed by a counterfeit handbag distributor. The team learns that the victim supplied counterfeit purses to her socialite acquaintance, and after interrogating the self-centered socialite and sifting through footage on a hidden camera, they discover evidence linking them to the murderer. Meanwhile, Angela and Hodgins discuss their future home and where they want to raise a family, and Booth opens up to Hannah about Brennan’s feelings for him

The remains of an escaped convict are found in a residential sewer, but an examination of the sewer pipes indicates that the murder occurred within prison walls. Brennan insists on solving the crime despite Booth's pleas for her not to overexert herself and the expectant couple experiences a very untraditional arrival of their baby daughter.

An investigation of human remains found in the aftermath of an explosion in a hotel garage hits a snag when the team learn their assumptions about a man's fate are incorrect. Meanwhile, Sweets gets a temporary partner at the FBI.

The Jeffersonian team investigates the death of a woman whose body was found mutilated and discarded in a city garbage can. Meanwhile, Booth invites Sweets to stay with Brennan and him while Sweets searches for a new apartment.

When the Jeffersonian team investigates the death of a former Marine sergeant whose remains were found burned to a crisp, they discover that she was discharged after a fist fight with another Marine. When Booth and Sweets go to question the other Marine involved in the altercation, they learn that Deanna was obsessed with the idea of the apocalypse, which leads the team to a following of doomsday preppers who become key suspects in her death. Meanwhile, Sweets thinks he has landed his dream apartment but Brennan and Booth are not convinced that he will actually move out.

The team devises a plan to use a donated cadaver to draw out Pelant; Sweets returns to work and believes Agent Flynn isn't who he seems.