Blade and Bastard

A brief description of the manga Blade and Bastard:

This story follows Iarumas, an adventurer who ventures alone into the dungeons, finding the bodies of fallen adventurers in hopes of reuniting his past life.

Previously, Iarumas was found dead, he was revived, and he lost all his memories. In order to try to restore his memories, he went down into the dungeon alone every day…

And there he meets a girl. After which his life begins to change dramatically.

Goblin Slayer author Kumo Kagyu presents a dark fantasy sage stained with blood and ash!