Cal and Ria interview a female soldier who reported her platoon leader for sexual assault. Meanwhile, Gillian and Eli are hired by the Athletic Association to determine if a high-profile basketball recruit accepted an incentive to play for his university.

Cal becomes obsessed when three young women from India commit suicide the same week. Meanwhile, Gillian and Eli help the SEC try to recover millions of dollars from a man accused of scamming his investors.

Cal and Gillian recruit Ria Torres, a young woman with a natural ability to read people. The DA wants Cal and Gillian to interview a teen, charged with murdering his teacher, before deciding whether to try him as an adult. Meanwhile, Gillian and Ria investigate the Chairman of the House Ethics Committee following rumors that he is paying for sex.

Cal and Ria are brought in to interview a federal judge whose daughter was murdered. Meanwhile, NASA hires Gillian and Eli to interview a pilot they believe may have intentionally crashed a billion-dollar aircraft. Also, Cal's daughter, Emily, gets into a little trouble.

The parents of an abducted girl receive dozens of tips after offering a hefty reward for information. Cal and Gillian help them identify which tips are legitimate. Meanwhile, a publisher hires Ria and Eli to determine if a renowned peace activist is really who she claims to be after rumors surface, challenging her story.

Before pardoning a notorious gang leader, who has been nominated for a Nobel Prize for his anti-gang work while in prison, the Governor wants Cal and Ria to assess whether he has really changed. Meanwhile, Gillian and Eli investigate after an autopsy reveals a firefighter who supposedly died in a fire, was already dead.

The government hires the Lightman Group after receiving information about a plot to assassinate a controversial South Korean ambassador at his son's upcoming wedding. Working together, the team uncovers much more than just a would-be assassin.

An old friend asks Cal to look into the theft of the formula for a new drug after a knockoff surfaces and causes three deaths. Meanwhile, Gillian and Eli help the U.S. government negotiate the release of two Americans facing execution in Yemen for possession of marijuana.

Cal and Gillian assist FEMA in their investigation of a building collapse and uncover a massive cover-up. Meanwhile, a billionaire asks Ria and Eli to determine if his girlfriend loves him for the right reasons before he proposes.

Zoe Landau, an attorney for the Department of Justice and Cal's ex-wife, asks for help on an arson investigation that resulted in death. Meanwhile, Gillian, Ria, and Eli help a detective get to the truth behind the murder of a member of a rapper's entourage.

Cal, Ria and Gillian are brought in to assess the truthfulness of two cops who shot a teenager. Meanwhile, the Lightman Group is being sued by the investors from the multimillion dollar scam Gillian and Eli worked on earlier.

A copycat rapist has just abducted another woman. FBI Special Agent Ben Reynolds sends Cal undercover to obtain any information he can from Andrew Jenkins, the serial rapist the copycat is emulating. The team races against the clock to uncover the copycat's identity and figure out where he's taken his victim.

Domestic terrorist bombings in Washington, DC sends everyone into a panic. The Lightman Group is brought in to help identify who is responsible.