A world is torn apart by a seemingly endless Civil War and the gods cannot sit back and watch their children suffer any longer. Having failed to bring the conflict to an end through other Champions selected by individual deities, the Pantheon of Ten have come together to summon a single individual to serve as their Champion to unite the warring factions and bring about a new age of peace. That Champion? Vance Wolfram, a University Professor of History who had his memories and past sealed upon coming to Tavaria, by nefarious forces. Now he is cast into a world with no memories of his past life and lived the life of a common-born farmboy until one fateful day he is conscripted and forced to experience the horrors of war...

DISCLAIMER: This is a overpowered character, please expect isekei levels of OP-ness!