Grey Sloan Memorial Hospital enters crisis mode as the storm rages, resources become scarce and patients flood in by the busload. Meanwhile, one of the doctors fights for their life.

Angela Lin, Blue Deckert, Camilla Luddington, Gaius Charles, Hilarie Burton, Jason George, Jerrika Hinton, Justin Bruening, LisaGay Hamilton, Michael Buie, Tessa Ferrer, Tina Majorino