Sword of light assumed to invent infinite magic, a-ruvu. The a-kusuro-ne kingdom that has a-ruvu, the power was being lost because of the king sudden death. Though sorcery organization ge-teia aims at a-ruvu and launches the offensive, it fell into the standoff. Then sorcery master of ge-teia, it knows the existence of the princess tea Erna who exiles the human world, capture is ordered as a pawn that takes the kingdom by storm.

However, before foruneusu that came to the human world, the transformation heroine of the mystery blocks. The name ――"Guardian seikuriddokure-ru of silvery white"