Based on the MMORPG Aura Kingdom, The Kingdom of Gaia kicks off with the heart-wrenching story of the brave and noble Claire and her hardships of protecting the world of Gaia as a young envoy. With the companionship of her eidolon Anastasia, the duo works tirelessly to defend the world from the wrath of its most notorious villain known as Reinhardt, the shadow knight. While successful, the two find themselves torn, unable to communicate as they once did. Ultimately, the legendary duo had vanished from the public eye, leaving the world of Gaia to fend for itself.After ten years, with not a single envoy in sight, the world of Gaia selects 3 new envoys with different backgrounds to face the same darkness that had plagued its land. As the 3 master their envoy abilities, achieve their own goals and travel the world to keep it safe, they must learn themselves and their eidolons, to prevent their peculiar yet fascinating world of Gaia from being overrun by new terrors and adapt to the tragic lifestyle being an envoy, has to offer.Will the newly chosen envoys be able to conquer the dreadful obstacles on their path and become formidable forces in all of Gaia ? Or will they cower and succumb to darkness, becoming their own worst nightmares?