Shen Yan, former Captain‑General of the Demon‑Suppression Bureau, bears the legacy seal of demon‑bone confinement. He crosses paths with Su Lingyi, a covert operative of the Demon‑Suppression Bureau embedded in Qingqiu, through a fateful fight. The two join forces to investigate the heinous demon‑refining atrocities committed by the Mystic‑Bone Sect. From the human‑skin shadow‑play case to the sinister sorcery of bone‑melting and idol‑burning, they gradually unearth layer upon layer of truths: the massacre of their master’s sect, family betrayal, and Shen Yan’s origins tied to demon bones. The narrative features non‑stop thrilling demon‑slaying action, successive plot twists, and a fast‑paced plot with no filler content.
