Set in the 21st‑century Earth, relentless environmental degradation prompts the United Nations to commission a private company called Eternal Earth to create an artificial jungle that will serve as a nature preserve and protect wildlife. All wild animals are forced to live in this neo‑jungle, which offers an easy, almost carefree existence. Leo, the son of Panja, is born into this fabricated world. Because the neo‑jungle’s environment is unrealistic, Leo grows up without worries, but the other animals ridicule him, calling him a coward. Although he is not like his legendary father, the great Jungle Emperor, Leo vows that one day he will be just as great. Kenichi, the son of Eternal Earth’s CEO, has no...