Dr Sam Stewart runs a remote medical clinic on Hope Island in the Great Barrier Reef. She's a GP, but in her spare time she and her colleague, Gus, chase the venomous creatures that inhabit the area. A new doctor arrives on the Hope Island to assist Dr. Sam Stewart at her medical clinic, although his introduction becomes a bit of a revelation to him. A scuba diver comes up too quickly and suffers from the bends. (thetvdb.com)