Person of Interest

Reese and Finch must save the Machine's source code; Root faces an onslaught of Samaritan's agents.

The Machine malfunctions during a reboot; Finch and Root are locked out and identified as threats.

Reese is in danger of having his cover blown when a POI emerges with ties to his CIA colleagues.

After Shaw escapes captivity, she begins acting paranoid and reckless.

Reese comes to the aid of an NYPD analyst who has drawn the attention of Samaritan.

Reese and Finch are sent to a wedding to protect a pair of POIs; Fusco does his own investigating.

Root has to protect the host of a radio show; Samaritan's agents claim their goals are noble.

Reese and Finch become trapped in a hospital after the discovery of a deadly virus outbreak.

The criminal known as "The Voice" traps Reese and Fusco in the precinct with armed gang members.

Finch's cover is blown and leads to an escalating series of encounters with Samaritan's operatives.

The team needs to unravel a conspiracy when the United States president becomes the latest POI.

Finch infiltrates a maximum security government facility in a drastic attempt to destroy Samaritan.

The team attempts to keep Samaritan from destroying The Machine and sealing its hold over mankind.