The crews attend the scene of an explosion at a worksite, which has left three men with burns and smoke inhalation, a motor vehicle accident involving two cars, a young girl who has fallen from a horse and a man with a sore finger. Sisters Sam and Tammie receive a surprise when a suspected deceased patient is found alive and well.

With an emergency phone call every ten seconds, it is Australia's biggest night: New Year's Eve! The ambulance service is stretched to its limits and then something terrible occurs at the worst possible time: a cardiac arrest.