Fuguushoku "Kanteishi" ga Jitsu wa Saikyou Datta

The story

Synopsis

In a world that values frontline fighters, Ein has long been looked down on for his role as an Appraiser. A dungeon expedition turns desperate, and he is unexpectedly rescued by Yuri, the spirit of the World Tree, and her fierce guardian Ursula. They heal and augment him with a prosthetic "Spirit Eye" and put him through intense training, opening new combat…