Descendants of Dragons from All Heavens

Zombies, Kabane, Aragami, monsters, tailed beasts, and heroic spirits sublimate in endless battles and evolve in endless journeys. Let the dragon roar resound throughout the heavens and all realms. Link was originally just an ordinary office worker, but he chose to take risks and became a Dragonborn. Danger and battle have been with him ever since. —— Unlimited streaming The first world "Academy Apocalypse"