S4, EP4 "Know Thyself"
The team hunts for a serial killer who is targeting young, homeless men; Tiffany and Scola don't see eye to eye on how to handle the case.
S4, EP3 "Trauma"
The team finds a connection between bombings and a private veterans' club in New York City; Isobel tells a reluctant OA to recruit a former Army buddy for intel.
S4, EP2 "Hacktivist"
Maggie, OA and the team must stop a hacker who is disabling life-saving equipment in several New York City hospitals; Jubal's son waits for important surgery at one of the impacted hospitals.
S4, EP1 "All That Glitters"
After a young woman is killed on her way home from a lavish yacht party, the team investigates who she was and how she came to be at the event.