Recap: Person Of Interest S 02 E 21
Season 2, Episode 21
After ten days of silence, the Machine gives Finch and Reese the number of Ernest Thornhill, a mysterious tech millionaire whose true identity is not what they expected. With fewer than 24 hours left until the virus infecting the Machine goes live, time is running out as old and new enemies appear, old secrets are revealed, and Reese and Finch find themselves forced to accept help from some unexpected allies as they race to stop the threat against Thornhill's life.
Tropes present in this episode: