An attack by cyber criminals sends the Chastain ER into a tailspin and Kit tries to figure out whether or not to pay the ransom. The Raptor deals with a personal connection to the patients brought into the ER during the attack, leaving them all vulnerable. Meanwhile, Conrad works on balancing life as a new dad and Devon and Leela debate taking the next step in their relationship
Elenco: Matt Czuchry , Manish Dayal , Bruce Greenwood , Malcolm-Jamal Warner , Shaunette Renée Wilson , Emily VanCamp , Jane Leeves , Jessica Lucas , Anuja Joshi , Melina Kanakaredes , Morris Chestnut , Moran Atias , Merrin Dungey , Andrew McCarthy , Kaley Ronayne .