This episode is a stylistic homage to Alfred Hitchcock's Rear Window . It marks a significant shift in the series as Detective Carter finally meets Finch and begins to understand the scale of their operations.
: While John Reese is sidelined and recovering from a gunshot wound, Harold Finch must take the lead on their latest "Person of Interest": Ernie Trask, the superintendent of a high-end apartment building. Reese, confined to a wheelchair in a nearby apartment, uses his technical skills to monitor the building while Finch does the physical legwork.
This episode is a central piece of the "Battle of Gods" arc, focusing almost entirely on the cosmic duel between Goku and the God of Destruction.
: Detective Carter, who has been hunting "the man in the suit," is cornered by CIA agents. Finch intervenes to save her and finally reveals himself, leading to the first formal collaboration between the trio.