Untold Stories of the E.R.

A patient is brought to the ER with a live shark clamped onto his thigh, and he wants to save the shark! Complications arise for a woman with a life-threatening condition, and the mysterious condition that caused a man to pass out.

A boa constrictor has wrapped around a man's arm and won't let go; a young woman has a severe laceration but doctors begin to suspect there may be more to her case than the injury; a young man goes into anaphylactic shock after a dinner out.

A patient appears to be hallucinating and sends ER staff on a wild goose chase; a new nurse makes a shocking mistake; doctors must determine what is wrong with their patient; a former EMT was found lethargic and slurring his words.