As Griff completes his proctorship and prepares to make his official return to surgery, hospital board chairwoman Tina Kingsley makes a stunning announcement that threatens the future of Lakeshore Sentinel. Also, Lex meets her no-nonsense new boss, and the conflict between Isan and Joey comes to a head as the surgical team prepares for a high-stakes lung transplant

In the wake of Sam's successful execution of a groundbreaking surgical technique, the battle between her and her father, Griff, takes a shocking turn that will irrevocably change their family dynamic and the future of the hospital