It's another gruelling shift for the team at Barnsley Hospital's casualty department. Juggling a backlog of walk-in patients and a constant stream of new ambulance emergencies, they're struggling to keep waiting times down. In the hospital car park, paramedics rush to help 67-year-old Pauline who's fallen out of her car after getting her foot tangled in her handbag strap. Advanced clinical practitioner Chantelle immediately takes her to resus and discovers the fall has resulted in a serious injury. Chantelle's next patient is 83-year-old Melvyn, who's been rushed in with a deadly infection. She needs to assess Melvyn quickly and find the source of his potential sepsis. The next emergency is assigned to Dr Chris, who's being shadowed by junior doctor Sophie. They're treating 55-year-old Tracey in the high-dependency unit after she was rushed in with severe breathing problems. Tracey had a double lung transplant seven years ago, so it's vital the team get to the bottom of her condition b