Barnsley Hospital's casualty department is flooded as ambulances pour in at the start of the day shift. Sister Abbey must keep things moving quickly as patients arrive with a variety of urgent needs. John, a 78-yearold man, is suspected of having severe cellulitis and is also paralysed from the neck down. Stacey, 37, has a serious arm injury after being thrown from a horse. Toddler Esmae has a head wound, while electrician James faces possible fingertip amputation. And Doctor Jake Mullen treats former rugby player Jeremy's swollen knees, suspecting a joint infection.