Mofu Love Kemo Buddy!

Former hero Grice defeated the Demon King and restored peace to the world, but he was severely wounded. Having dedicated his life to battle, he remains a virgin! He and his companion, the divine beast (Fenrir) Reum, embark on a journey to find a miraculous spring to heal his wounds... But suddenly, Reum, who was supposed to be a divine beast, transforms into a beautiful girl!