Person of Interest Season 1, Episode 23 Sea1Epi23 S01E23 S1E23 S1xE23 1x23

Episode Name: Firewall

Summary:
When a psychologist's number comes up, Reese must protect her from one of her patients while eluding capture by the FBI, who are closing in fast. Meanwhile, Finch receives an unwelcome visit from an old acquaintance.