Nora and Hae Sung, two childhood friends, are reunited in New York for one fateful week as they confront notions of destiny, love, and the choices that make a life.

The team investigates a string of brutal pharmacy robberies, and Halstead connects with one of the victims about their Army careers. Upton suspects there is more to the story and…

Still reeling from the death of informant Anna, Voight faces a new threat as he tries to keep the neighborhood clean. New wrinkles develop in the Upton, Halstead and Voight…