In a near-future world where virtual reality and the real world intertwine, down-on-his-luck young man Lin Mo enters the globally popular immersive online game Eternal Realm to save his gravely ill father. Using the first-generation equipment his father left behind, he awakens the hidden class Rustfire Blade Maniac: the more pain he feels, the more violently his combat power surges. Faced with the Apocalypse Consortium, which monopolizes resources and manipulates reality, what path will he choose?