"In a world where darkness reigns, the shadows are not just mere darkness - they're living, breathing entities that devour humans for food. For Shinji, a young boy from the esteemed Homuragi clan, the shadows are the embodiment of his worst nightmare. Witnessing the brutal slaughter of his parents and entire clan by the shadowy forces, Shinji's world is shattered.
Consumed by an unquenchable thirst for vengeance, Kaito joins the Shadowblade organization -the organization that embodies every clan:every clan is made up by them . With the guidance of shadowblades from different clans, Shinji embarks on a perilous journey to master the Flame Shadowblades techniques
His ultimate goal: to confront the enigmatic leader of the shadows, the elusive and terrifying figure known only as "Daimao Maoshi"- and slaughter him in cold blood. But as Kaito delves deeper into the mysteries of the shadows, he begins to realize that his crusade for revenge may be more complicated than he ever imagined..."