Just as Martine is settling into life on the wildlife game reserve she is whisked away on a school trip. She must leave her white giraffe Jemmy for 2 weeks! Her class is going on an ocean voyage to witness the Sardine Run a spectacular natural phenomenon off the coast of South Africa. What begins as an exciting adventure quickly turns perilous when a storm blows up and Martine and her classmates are thrown overboard into shark-infested waters. They are save by a pod of dolphins only to end up marooned on a deserted island. The castaways at odds with one another must figure out not only how to survive but how to help the dolphins when a terrible danger threatens them. In a gripping tale of courage friendship and survival Martine must use her healing gift and her wilderness training to save both humans and animals alike.