Paramedic Chelsea and Special Constable Robbie discover a man on his kitchen floor in a pool of blood. Constable Ben and Special Constable Clive chase a motorist suspected of being intoxicated. Paramedic Sinead uses her skills while accompanying a patient to hospital after a fall caused by a suspected cardiac arrest. On the Isle of Grain, an illegal party is held in a disused sea fort, and when things quickly escalate, police, ambulance, fire and rescue and coast guard crews become involved