The Unwanted Undead Adventurer (Manga)

Rentt, the undead adventurer, takes a request from the Latuules, a highly influential yet mysterious family in Maalt. After finally finding his way through their giant hedge maze, he meets with the head of the family, a young girl named Laura Latuule. Laura explains her request, and as thanks for accepting it, she shows Rentt her family's prized magic item collection. Rentt is fascinated by the sheer number and variety of items...until he accidentally activates a magic golem and a fight begins!