In the stunning conclusion of a two-part episode, Meredith furiously works to save the life of a paramedic trapped inside an ambulance, as her sister, Lexie, holds the life of a patient in her hands.
An ambulance crash endangers the lives of the paramedics involved, as Meredith and the Chief work on-site to save them, Bailey treats a patient who refuses her help.
Paige becomes more enmeshed in her parents' world, and tensions with Matthew Beeman come to a head. Philip and Elizabeth's honeytraps take surprising turns, and Stan faces the consequences of overplaying his hand at the FBI.
A woman who reports being robbed at knifepoint in her antiques mart turns out to be Captain Bass' wife.
As Sam, Griff and Vivian face the fallout from Griff's bombshell confession to the hospital board, the surgical team preps for a rare high-profile surgery that could take Sam's career to the next level; Lex confronts Griff.