As Reese and Finch try to save a hotel maid's life, they encounter a litany of suspects and Detective Carter considers a significant offer from the FBI.
Intelligence bust a meth lab and uncover a smuggling ring that preys on foreign adoptees. Meanwhile, Atwater struggles with whether to move his siblings out of Chicago.
Phillip and Elizabeth shock their children when they announce they are separating. Meanwhile, Gaad orders an unauthorised mission to grab a KGB agent after Amador goes missing, with grisly consequences.
Philip investigates the fallout from the last operation and Elizabeth sticks close to home, concerned for her family until gets a mysterious signal.
Elizabeth disguises herself as Clark's sister in order to clear things up with Martha, while Philip attempts to clean up the mess leftover from their last operation.