An ambulance arrived at Ng Teng Fong General Hospital, ferrying an unconscious man who had suffered a heart attack. His condition was critical: he had stopped breathing.

A naval diver who cannot swim. That was nearly the plight of 3rd Sergeant (3SG) Subash s/o Satapha. Growing up with a fear of deep waters, he feared the worst when he learnt that he had been selected to join the Naval Diving Unit (NDU) in National Service.