Re:Monster manga volume 4 features story by Kogitsune Kanekiru and art by Haruyoshi Kobayakawa.

It’s all-out war as Gob-Rou—now Ogre-Rou—and his new mercenary group Parabellum intervene in the epic clash between humans and elves. But the human army has an ace up its sleeve—a strange young boy with the ability to command insects. Has Ogre-Rou finally met his match?