Suppose a Kid from the Last Dungeon Boonies Moved to a Starter Town, Vol. 13 (light novel)

To uncover Eve’s diabolical plans, Rinko and Alka launch an investigation into Hell’s Lock, a maximum-security prison that houses the worst criminals on the continent. But through a series of mix-ups, Lloyd gets entangled in their operation and ends up a prisoner! Naturally, the clueless-yet-mighty hero gets it in his head that he signed up for a mental fortitude training camp and takes to his new situation with his usual pep, terrifying the hardened inmates of Hell’s Lock in the process. How…