Accompanied by Schierke who took his body of light, Berserk plunged into the entrails of the god of the seas that appears while causing the island to fall apart! But once inside, they are attacked by monstrous fish benches and the beating of the god's giant heart, which drives mad those who listen. Meanwhile, the mermaids friends of Isma gathered around the creature. The time has come for the long fight between these two opponents to come to an end. What will happen to Guts and Schierke, who are on the edge of the razor? This volume also includes an episode dating from before Guts' entry into the Falcon troupe.