In his past life, Xiao Jingheng bathed mountains and rivers in blood for his beloved, only to be poisoned by her on their wedding night. Reborn at sixteen, he takes up the bloodstained reins of power and asks the court to grant him the hand of the chief councilor's “calamity-eyed” daughter, the very same Demon Cult Holy Maiden he personally cut down with his sword in his previous life.