Hazure Skill [Mapping] wo Te ni Shita Shonen ha Saikyou Party to Dungeon ni Idomu

Note once aspired to become a top-tier adventurer but now spends his time drinking at the tavern and reflecting on his past. His Mapping ability, once a source of hope, is considered a trash-tier skill, making it difficult to find a strong adventuring party willing to take him on. However, the well-known dungeon-diving group "Arrivers" unexpectedly invites him to join.