In a world where the Bokura Boys' legend intertwines with the Necromancer's Nexus, a young man discovers a path to the afterlife, leading him into the depths of the Abyss where his fate and the fate of the world hang in the balance....

As the Bokura Boys delve into the mysterious Necromancer's Nexus, they discover an ancient awakening that threatens to plunge the world into chaos. With their souls trapped in an eternal abyss, their fate hangs in the balance....