High school game addict and reluctant ninja Touga Eita has broken his magical gauntlet while driving the Gigas away from the harpy settlement. To fix it, Eita, Aero, and Jawea must seek out the mysterious smith of the Labyrinth. Filled with nasty traps, ancient treasures, and a curious race of minotaurs, Eita is in for the dungeon crawl of a lifetime.