レベルダウンの罠から始まるアラサー男の万能生活 (Associated Names)

Allen, who became an adventurer at the age of 12 and desperately worked hard to support his very young siblings, quit being an adventurer when they became independent and started working as an employee at the Adventurers’ Guild right when they were recruiting. However, his job was a humble one; managing the Slime Dungeon that…