An operation to correct a teenager’s heart defect puts Shaun and Dr. Morgan at odds. A new resident’s experience as a police officer leads him to doubt an imprisoned killer’s motives for wanting to be an organ donor.
Events force Lieutenant Casey to team up with the Intelligence Unit, now run by Voight, who doesn’t appear to have changed his crooked ways after his stint in prison. Shay's excitement at the prospect of becoming a parent grows, while Mills and Dawson face some personal challenges. Meanwhile, the house comes together to support the opening of Molly's.
In order to clear his name, a petty officer volunteers to be court martialed if NCIS agrees to conduct its own investigation after his murder case is dismissed due to a mishandled warrant. Also, Bishop and Jake discuss their marital problems.
Travis' rage causes unrest at the RBH. Madison must decide if she will stand by Travis. Nick takes on leadership of the Colonia as Narcos close in.
Travis struggles to connect with Chris while searching for shelter. Meanwhile, Alicia meets a lonely woman with a bloody past.