The young Ramon Salazar, son of a village owner, dreams of becoming a pearl fisherman. His father agrees to let him experience this job. Ramon enters a forbidden cave, den of a giant skate nicknamed the Manta Diablo. He finds an oyster containing a black pearl of unusual size. His father donates it to the Virgin rather than sell it to dishonest traffickers. Shortly after, the flotilla of the village led by Salazar perishes at sea. Ramon must face the Manta Diablo with another fisherman to bring prosperity to the village ..
Based on the beloved book by Scott O'Dell, this family movie tells the adventures of a young Native American girl. After her father is killed by a malevolent white trapper, Karana joins her community as they leave their island home in the Pacific to live on the mainland. Upon her departure, Karana realizes that her brother has been left behind. She immediately swims back to be with him and the two remain on the abandoned island. Though Karana is able to domesticate a wolf, her brother is not so fortunate with the animals and is killed by a pack of wild dogs. She is left to survive against the odds.