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On Person of Interest Season 5 Episode 3, when the latest POI has ties to his old colleagues in the CIA, Reese realizes that his cover could be blown.
On Person of Interest Season 5 Episode 2, The Machine experiences a glitch during rebooting, supplying Reese and Fusco with the numbers of dozens of people not actually involved in crimes.
On Person of Interest Season 5 Episode 1, Root fights for her life against Samaritan while Reese and Finch try to save the Machine's source code as it deteriorates.
On Person of Interest Season 4 Episode 22, Finch and Root work to save The Machine while Reese is caught in a showdown between crime bosses on the season finale.
On Person of Interest Season 4 Episode 21, the search for Shaw leads Finch and Root into a possible trap while Control goes rogue to learn the truth about the Samaritan.
On Person of Interest Season 4 Episode 20, Reese takes on the challenge of investigating a cold case that Detective Carter was never able to solve.
On Person of Interest Season 4 Episode 19, a CEO's behavior becomes erratic after a hacker attack reveals his secrets and Reese and Finch try to protect him.
On Person of Interest Season 4 Episode 18, Finch attempts to put the plan he started in Hong Kong into action while Reese must protect a bounty hunter.
On Person of Interest Season 4 Episode 17, flashbacks reveal how fragile Finch was in the days following Ingram's death meanwhile Reese and Finch protect a psychologist.
On Person of Interest Season 4 Episode 16, when a street grifter's plan to steal from a marijuana dispensary go wrong, Reese and Finch must come to her aid.