21-year-old Ryan loses his helmet and suffers serious injuries after a motorcycle accident and a toddler suffers a seizure so severe he's placed in an induced coma.

Dr Jon Bailey and critical care paramedic Andy Ludlow are called to an elderly man, who is stranded on his bedroom floor after collapsing and breaking his ankle. Dr Manjit Ryat and critical care paramedic Hannah Hirst come to the aid of 12-year-old Lewis, who is seizing and vomiting due to a severe form of epilepsy.