When a devastating storm leads to an overflow of patients and limited resources, Dr. Sam Griffith and her team are forced to make impossible choices about their patients' care. Also, Dr. Rob Griffith connects with a young patient admitted with a rare heart condition.

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