A blackout at Chastain Memorial Hospital requires the staff to treat their patients without the help of any technology. Bell orders the staff to stop accepting new patients and transfer those on life support, but when a child in need is rushed to the... (more) ER, Conrad and Devon go against the mandate. Meanwhile, Mina and Austin are tasked with performing heart surgery on a premature baby, despite the lack of power, and Nic works tirelessly to organize the staff and patients who stay during the blackout.

Adrienne Whitney Papp, Andi Matheny, Andrew Hunter, Ann Marie Gideon, Cyrina Fiallo, Denitra Isler, Devon Hales, Emily Tosta, Ethan Corn, Ian Covell, Jason Turner, Jessica Miesel, John Forbes, Justin Calalay, Kelly Tippens, Kendrick Cross, Mary Shaw, Melanie J. Newby, Michael Hogan, Nicole Sellars, Patrick Walker, Rico Paris, Tasso Feldman, Tate Ellington, Vince Foster, Viviana Chavez