Handsome, a lethal sociopath who runs a robbery crew and posts their exploits on Youtube robs and terrorises a group of people on the nightime rush hour crowded Brooklyn subway train.
Frank receives an emergency call from the FBI that someone in a dark SUV has purchased ingredients for a homemade bomb and has entered Manhattan, target unknown.
Erin's family have a strong discussion about her methods when she uses a law-abiding citizen as bait to take down his gang leader brother.
A 10-year-old girl, separated from her family at the US-Mexico border, ends up in a New York sex-trafficking ring. Benson and Stone battle to reunite her with her mother.
After being found unconscious in her hotel bathroom, an Atlanta detective in town for a law-enforcement conference says that she was raped. Rollins discovers a personal connection to the suspect.