构思源自同名纪录片，这部医务剧以全美最忙碌，名声也最不堪的洛杉矶县医院的急症室为故事背景。一群医术精湛的医生尽管受制于落后的制度，但他们仍为理想、为病人努力奋斗。

FollowingthemurderofherfamilyatthehandsofherfatherinthewakeofWorldWarI,ayoungwomanissenttoliveinaconvent.However,herdemonsfollowandmanifestthemselvesinwayswhichbringthenightmaresofherpastwithher.