The series is set in the near future. Something unexpected happens as Ryoga Kamishiro challenges Yuma Tsukumo to a Duel. When the mysterious entity Astral appears before them, a new legend begins

A couple of thousand years of solitude would wear down any young man, that is, anyone except Asley, an eternally youthful and eternally foolish sorcerer. After all, he has man’s best friend... er, familiar, to...

Nina the cat lost the Zodiac Race by one spot, and she's held a grudge for millennia. When she forces a divine do-over, unlucky student Cosmo Lee becomes the reluctant referee. His mission? Gather twelve Zodiac...