When a murder investigation reveals there’s more to the story than meets the eye, Special Agent Will Trent of the Georgia Bureau of Investigation (GBI) relies on his keen instincts and unique experience to uncover the truth. Along the way, he also reunites with a part of his past that helped shape him into the agent he is now.

As the GBI continues its investigation on a missing girl, Will becomes frustrated with the suspect search, and Faith’s frustrations with her new partner reach unprecedented heights. Meanwhile, Angie is forced to evaluate her current relationships as she follows a new case with Ormewood and navigates her complicated history with Will.

Will and Faith’s investigation into a small-town murder has large implications when a connection is drawn to a decades-long, covered-up cold case. Meanwhile, the death of a security guard perplexes Angie while she contemplates an unexpected dinner invitation from Ormewood, which may rehash some memories from their past.

A trailer park massacre leaves a young boy without his family; and Will, strongly opposed to leaving him, becomes his temporary guardian. Meanwhile, Faith receives a visit from her mother, and Angie spirals from incidents of her past.

A car bomb ignites a thrilling investigation for Will and bomb expert Cricket, revealing more than meets the eye. As intrigue unfolds, Angie battles to return to work, Ormewood’s home life complicates, and Faith develops her relationship with Luke.

Will accompanies Faith to a wedding alongside her son Jeremy, which becomes far from celebratory when a body and a group of gunmen are found in the venue's basement. Meanwhile, Angie and Ormewood grow wary of Crystal's behavior at work.

Will, Faith and Angie find themselves embroiled in a series of cases where a similar marker links the murders of several sex offenders. Meanwhile, Angie grapples with an unexpected proposition from Amanda.

Unleashed by a domestic terrorist group, a mysterious biological attack runs rampant in Atlanta. As Will and his team race to contain the threat and save countless lives, he's forced to confront the complex dynamics of his own family.