A modern girl accidentally transmigrated into Jiang Yue, the daughter of a sinner in a world of demons and demons. She was trapped in a mountain of corpses at the beginning, and by chance, she awakened the demon genealogy that can slay demons and regain their power. She abandoned her selfishness of self-preservation, joined the Demon Suppression Division, and traveled all over Longyou to quell the wolf demon chaos, solve the Heihe disaster, defend Yumen Pass, and personally eliminate all kinds of demons that harmed the people. Even though she was burdened with old family cases, dealing with the court and the demon courts in the Western Regions, she always insisted on guarding the right path of the people. With her strong bones and compassionate heart, she grew up step by step, and guarded the Western Border with her mortal body. She became Lord Jiang, whom the demons were afraid of and the people could rely on with peace of mind.
