When a family annihilator abducts a teen girl, the Behavioral Analysis Unit works the case on either side of the country to save her. But an unlikely connection to a mysterious kit leads to a bigger investigation and at the center of it is Penelope Garcia

As the team hunts an UnSub who severs spinal cords, they uncover a clue from their last case that points to a serial killing network. To figure out how big this network is, Rossi has to convince a reluctant Garcia to do the one thing she doesn’t want: come back to the BAU

At the heart of the serial killing network is Elias Voit. Dangerous psychopath. Manipulative narcissist

The BAU hunts for the next connection to the serial killer network when they pursue a home invasion team. Alvez and Garcia convince Tyler Green to submit a cognitive interview to unlock his memories of Sicarius

A surprising connection forces Deputy Director Bailey to ask the BAU to take a case involving young D.C. socialites who are bitten by a sadistic UnSub

The explosion looks to have exposed the true mastermind behind Sicarius, but all is not what it seems. Is someone taking the fall for these deadly actions? The BAU is determined to seek the truth

With the fate of the Sicarius investigation hanging in the balance, the BAU takes a case in West Virginia, where an UnSub practices his own twisted form of Old Testament vengeance

Voit’s internal struggles with himself lead him to a desperate kidnapping. But Rossi’s obsession brings the BAU closer to the truth than they’ve ever been

Rossi will go to any lengths to prove that Elias Voit is Sicarius. But Voit turns Rossi into his own worst enemy, putting his future at the BAU in jeopardy

With Rossi in Voit’s clutches, he grapples with the limits of his technical know-how and mental strength. As the BAU tightens their grip on Voit, he reveals just how far he’s willing to take his deadly crusade