Yu Okano 
The Unwanted Undead Adventurer (Manga) Volume 10 

Rentt and Lorraine’s search for the roots of his divinity have brought them to Rentt’s childhood home of Hathara, but the nostalgic surroundings evoke memories of his past. Just as a harrowing encounter with a dragon set him upon the path of undeath, it was a wolf, a hero, and a girl named Jinlin who once inspired Rentt’s dream of becoming a Mithril-class adventurer.
Dive into our undead hero’s tragic backstory in The Unwanted Undead Adventurer Volume 10!