Root and Reese intercept a Vigilance agent who carries a USB flash drive that contains a computer worm. Shaw enters the room where Control, Rivera and Holcombe are staying to help them. However, the city suffers a major blackout propelled by Vigilance. Vigilance hitmen, including Collier, infiltrate the hotel and kill Holcombe. Shaw and Reese fight against Vigilance and Hersh (Boris McGiver), who was sent to save Control. However, Root reconnects with the Machine and discovers that the fifth number belongs to Greer as Finch is in danger.
