Fourty-one-year-old builder Travis has been involved in a traffic collision, leaving him with multiple injuries - a potentially fractured foot, arm and pelvis, as well as possible internal bleeding. He needs stabilizing and rushing to hospital. Dr Jon Baileu and CCP Joe Epton come to the aid of a 64-year-old who has suffered a massive stroke on a golf course.

At Reading Services on the M4, 72-year-old retired college lecturer Steve steps out of his car and suffers a cardiac arrest. Dr Laura Douglas Beveridge and critical care paramedic Hannah Hirst rush to the scene. Elsewhere, a car rolls down a motorway verge, leaving both the driver and passenger critically injured. Critical care paramedic Barry Walsh and Dr Henry Knott are despatched.