Rank
N/A, it has 4 monthly views
Alternative
事与愿违的不死冒险者; 望まぬ不死の冒険者; 바라지 않는 불사의 모험자; The Unwanted Immortal Adventurer
The protagonist was an eternal copper rank adventurer of frontier area Lent Hes unlucky as he meet a powerful monster inside of the labyrinth got defeated and when he noticed he already became a bone manSkeleton Agonizing since he cant enter the town with his current condition hes recalling about the existence of monster evolution with a goal to gain a body with muscle he defeats the monsters of the labyrinth