The doctors race to save a girl who was caught in the crossfire of a shooting; Willis decides to focus on field medicine; Leanne starts organising her adoption of Ariel.
The staff goes into emergency mode when a plane crashes into the eighth floor of the hospital; Willis admits that he needs Rox in his life.
After hearing Detective Gomez's wife's testimony at his malpractice trial, Elliot fears the worst. Plus, Rox tries to connect with Willis, but he pushes her away.
Leanne is warned to keep Ariel away from Max, and strives to save siblings who drank boiling water through a straw. Meanwhile, Mario arrives at the scene of a boat crash with Rox and Willis.
Rox is hit by a drunken driver during the middle of a rescue. Meanwhile, Willis goes out of his way to help Rox after realising his feelings for her.