The Emergency Department deal with Sydney's night-life causing chaos; a young woman undergoes complicated heart surgery; an IC patient is violent towards staff.

The Emergency Department deal with Sydney's night-life causing chaos; a young woman undergoes complicated heart surgery; an IC patient is violent towards staff.

Emergency nurses battle to revive a man who has gone into anaphylactic shock; transplant nurse Rodrigo heads across Australia to retrieve a donor heart.

An elderly woman's dangerously high heart rate has the emergency trauma team prepared for resuscitation; cancer patient Chris undergoes high-risk brain surgery.

Nurses treat a woman after a horseriding accident that could leave her paralysed; a nurse helps a man who has had a stroke.

A young man's life is on the line when a lesion throws a potential lung transplant into jeopardy; Yoon and Darren race against time to save the life of a bariatric patient.