It turns out the mysterious monsters that Naofumi and crew were asked to take care of can be traced back to the legendary beast known as the Spirit Tortoise. Meanwhile, the other three heroes have disappeared. What could they be up to? And what will the Spirit Tortoise do next?!

Naofumi is summoned to another world as a hero, but he finds himself the victim of a conspiracy there s a warrant on his head for kidnapping the princess! They run to a nobleman s mansion to escape their pursuers, only to come face-to-face with someone from Raphtalia s dark

A mysterious woman named Ost appears and identifies herself as a familiar of the Spirit Tortoise. With her help, Naofumi and the others begin the desperate battle to seal away the Spirit Tortoise once again.

First published by Kadokawa in 2017 in Japan.

Naofumi Iwatani, an uncharismatic Otaku who spends his days on games and manga, suddenly finds himself summoned to a parallel universe! He discovers he is one of four heroes equipped with legendary weapons and tasked with saving the world from its prophesied destruction. As the Shield Hero, the weakest of