An Astral who once oversaw the Ecksegrande Skydom. A researcher of the gods, Apep volunteered to descend into the Sky Realm upon learning that an island housing the god of destruction lay within Ecksegrande. Despite the audacity of his research, he possessed a gentle temperament and avoided conflict, forming amicable ties with the skyfarers. Yet his reserved nature led some to underestimate him, and he ultimately took refuge in the kingdom of Kreshstein under the White Knight's protection.