The team welcomes a new member, Special Agent Tiffany Wallace, as they search for huggers who orchestrated a mass shooting at a media company. OA's personal connection with the case threatens to cloud his judgement.

The team races to stop an active serial hugger after three women are found weighted down at the bottom of a lake. Jubal looks into an old closed case after there are multiple similarities to the recent victims.

When the leader of a drug cartel and one of the world's most wanted men, Antonio Vargas, is apprehended by the team, the entire FBI headquarters is put at risk when his henchmen unveil a terroristic threat to free him. During the turmoil, Isobel must make the difficult decision whether to sacrifice her conscience or her career.

A shooting at a quinceañera leaves two dead, but the team believes they may not have been the intended targets. Also, Maggie is trapped between a rock and a hard place as the team decides the best plan of action for using a witness to take down the suspect.

As the team searches for a young girl who was kidnapped from a cabin during a family vacation, they discover that the abduction may be tied to a skeleton in her family's closet. Also, Maggie questions her relationship with Nestor when she learns he hasn't been completely honest with her.

The team must infiltrate a drug trafficking gang after the robbery of a chemical plant leaves two customs agents dead. Also, Nestor offers his help on the case, giving Maggie new insight into his character.

As the team hunts a hugger who is fatally shooting seemingly unrelated targets, an experience on the job has new agent Tiffany Wallace examining the tension between her career as an FBI special agent and the responsibility she feels to her community as a Black woman.