For unknown reasons, Liv, who goes under the name DJ Elfin, and her assistant, Natsuki, are bringing multiple anime characters into our world.

When Ayano (an O.C) begins to attend Domino High, she discovers some of her upper classmen are... Unusual. After befriending them and being welcomed to the popular card game, Duel Monsters, a whole world is opened up before her very eyes. A world of bonds, pain, loss, and legends.