Yen and Jin are brothers in elementary school and successors in the Ragun family craft of defeating evil spirits. In this world, the battle with spirits comes down to a game of guessing your opponent's "name...

Yukimasa's family has a curse and now from his father to him, he inherits the same curse. With the exchange of a sake drink, Yukimasa can now see youkai and gods. One god in particular is there to protect hi...