A TV hostess and a marine biologist try to find the cause of the mysterious deaths of dolphins.

During the recording of a special TV show about dolphins, Eliana involves herself into one of her biggest adventures. With Fred, a man who takes care of the dolphins, a boy who loves animals and a very special dolphin, she will have to face the predator Esquivel. The big key to reveal the secret of the dolphins is an old crystal crain.—Franco Trotta

While filming a TV special about dolphins in Mexico, Eliana meets a biologist who warns her of an ecological danger, since the greedy Esquivel has stolen a crystal skull from the deep waters of the ocean. That's the start of a great adventure and a romance with the dolphin trainer.—[email protected]