Meet Kaka, the son of a hero and his friends, whose destinies intertwined with a malevolent force threatening to consume the world. Kaka is the son of a hero. His body is invaded by an evil force that grows stronger as he ages. Eventually, this force will have enough dark power to destroy the entire world. To prevent such a catastrophe, the legendary Black Dragon, Princess Nini, Chief Baragon, and bratty Bearly team up with Kaka to defend their homeland. They venture through forbidden lands, an underground world, and a parallel universe, fighting off carnivorous flowers and stone creatures along the way. Despite the risks, the youngsters show no fear. They are determined to banish dark forces from their land.