An army of surgeons prepares to separate conjoined twins. Asher reconnects with someone from her past.
When a commuter ship capsizes, the ED finds itself under water as the staff struggles to treat the influx of new patients and deal with bold new employees taking charge.
Hannah treats a woman whose undiagnosed condition threatens the lives of both her and her unborn child. Goodwin receives a chilling message while battling the hospital higher-ups.
Goodwin's troubles persist. Charles clashes with his former resident over a depressed patient.
Ripley and Frost uncover shocking information that conflicts with their patient's DNR. Hannah facilitates an unexpected reunion.