Reese must a protect a psychologist while staying a stop ahead of the FBI on Person of Interest. "Firewall" is the 23rd episode and the season finale of the show's first season.
Reese and Finch get to know the local police when they're forced to ride out a storm on Person of Interest. "Proteus" is the 17th episode of the show's second season.
Finch goes undercover to get close to an executive at a tech company on Person of Interest. "Trojan Horse" is the 19th episode of the show's second season.
When you find that one person who connects you to the world, you become someone different, someone better. When that person is taken from you, what do you become then?