Start! Shikigami Showdown

Shikigami: The ability to summon figures from myths and legends from birth and briefly attain divinity. Only a very small number of people possess it.

One day, a silver-haired beauty suddenly transfers into our class and forces me to join a strange organization. Threatened that she might hurt my little sister, I have no choice but to join. But then a whole series of events unfold. Who's going to save my ordinary life!