Chu He transmigrates as cannon fodder fated to die. She enters the Miao Frontier witch sect, marked as antidote by Arkin, the most powerful medicine man. To survive, she fabricates a fake engagement lie, melting his cold heart. The lie evolves into genuine affection. Facing crisis, Arkin awakens his Gu King power, fights for her. He risks his life to secure her safety. This bond, begun with deception, becomes a deep redemptive love, forged through blood and fire.