A young cyclist Janina is in cardiac arrest after an accident, doctors fight to stop Tony from bleeding to death and 11-year-old Blake is left with a serious head injury after being hit by a car.
Midwives and neonatologists fight to keep 3 babies alive through the first hour after birth. Baby Alyssia is 10 weeks premature, baby Harley's heart rate drops too low in labor, and baby Evelyn has a life-threatening condition in the womb.
Medics fight to save the lives of a young man who's been critically injured in a car crash, a cyclist involved in a collision with a lorry and a young woman whose heart has stopped after a sudden collapse in the street.