A charming tale about "Zindy", a young fellow whose parents were killed when he was a baby. His grandfather avenges their deaths and takes Zindy to live in the swamp with a pet chimpanzee for companionship, where they meet a cougar who is constantly trying to kill them. When Zindy's grandfather drowns the boy is forced to fend for himself. Zindy then meets Anita and all their lives are changed forever in this 1973 Mexican family drama.