With a big domino transplant procedure on the line, Max must decide if he can be present in the hospital while also dealing with his illness. Meanwhile, a bond with a patient makes Bloom consider her personal life and Iggy makes progress on a long-standing case.
Andy Gleason, John’s first partner on the force, is dying of leukemia brought on by a bullet wound fired by an unseen shooter. He asks John to bring his killer to justice due to his weakened condition. The investigation brings John into contact with the Russian Mafia while he flashes back to how he got started as a police detective.