Jody McGrath and her family have arrived in the Bahamas. The crew of the Dolphin Dreamer is eager to find some Atlantic spotted dolphins and to see if the rumors of a lost treasure ship are true.When Skipper, a dolphin, gets caught in fishing line, Jody frees him. Her concern is whether or not the baby dolphin will heal. At the end of the story, Jody dives into the ocean and follows the healed Skipper deeper and deeper, until he leads her to the lost treasure ship.