The hospital security team is called to reception after a suspected drug user is found passed out on the floor, while ex-factory worker Claude is determined to discharge himself after a bang on the head. Sixty-eight-year-old former fire fighter Stephen is brought in after passing out at home, and blood tests reveal that he has sepsis, an infection that causes more deaths than cancer.

Medical staff are faced with an aggressive patient who was bought in by police after being pushed down a flight of concrete stairs, and is shouting and swearing. Doctors are concerned that his behaviour could be as a result of a serious head injury. Doctor Andrew administers morphine to help a woman in agony, but the medics grow worried when her screams turn to silence.

A young man has to be restrained by police officers and security personnel in the ambulance bay after shouting and swearing at medical staff. Simon is rushed to hospital with serious injuries after being thrown off his horse and cart at high speed, and an initial CT scan reveals the 73-year-old has multiple broken bones.