Story of a teenage boy and a dolphin set against the background of the Seychelles. When in an extraordinary underwater adventure the boy meets a dolphin, he discovers that the fortunes of his father, his girl friend and himself now all depend on his beloved "brother of the sea."

When her husband, is posted to the remote Seychelle Islands, Penelope is less than thrilled. But she never imagined the danger that awaited her family there. Her sun-kissed children run barefoot on the beach and become enraptured by the ancient magic, or grigri, in the tropical colonial outpost. Rupert, meanwhile, falls under the spell of a local beauty who won't stop until she gets what she wants.