Sister Rachel is in charge of the hub, every patient should have an initial assessment, called a triage, within 15 minutes of arrival, but an influx of patients has meant the wait time is longer. A 67-year-old diabetic has dangerously high blood sugar levels, putting him at risk of a diabetic coma and five-year-old Seb is struggling to stay awake after a bump to his head.

Physician Associate Adele oversees 97-year-old Jim's treatment, who has suspected multiple organ failure and an 83-year-old man suffering from severe abdominal pain is seen by junior Dr Josh Gemmill. In minor injuries, Anthony is rushed in by his partner Lisa, following an accident demolishing a bathroom, when a shard of porcelain sliced open his leg.