Guild o Tsuihou Sareta Kaifuku Jutsushi, Jitsu wa Maryoku Mugen Datta node Kikakugai no Kaifuku Mahou de Densetsu to Naru

"No matter how far you go, you'll never be anything more than an errand boy!"

Fool, an F-rank adventurer who could use only Heal, a single-target recovery spell, was looked down upon as the guild's errand boy and lived an unfortunate life.

Fool was at a loss, but his encounter with Cecilia, a beastkin girl, would drastically change his fate—!?

Making full use of his infinite mana, Fool rises from the bottom to become a first-rate healer alongside his trusted companions!