Seira

In the land of Naral Island, a land of magic and swords, humans and monsters live together. Once upon a time, there used to be a terrifying Demon Lord, but long, long ago the first Hero defeated the Demon Lord. The Demon Lord would revive again and again throughout the ages, but every time a Hero would appear to defeat it... Now these young girls attend an Adventurer's Academy…

The guardian angels that descended to the Human World went missing one after another. Behind this incident, the presence of an evil animal spirit is felt--- The 4 Saint Beasts (Seiryuu no Gou, Genbu no Shin, Shuzaku no Rei, Byakko no Gai) descended upon knowledge of this incident. In an attempt to rescue the guardian angels, as well as to find out what this evil animal spirit…