On a rainy night at the execution grounds, Su Muqing watched with her own eyes as her entire family was executed. The one who ordered their deaths was her husband, Fu Jingshen, the man she had loved for ten years. Iron chains pierced her collarbones, and she was thrown into a lightless death-row prison, where she endured endless torment. When the poisoned wine was brought to her lips, she swore a blood curse through bloodied teeth: "Fu Jingshen, if I get another life, I'll grind your bones to dust!" When she opened her eyes again, she had returned to the night of her wedding three years earlier. The birthmark of a red spider lily on her chest glowed faintly. This time, she cast aside all her innocence and became a vengeful goddess of death, carefully planning every step. But just as she pressed her blade to the man's throat, she heard his low voice tremble with anguish: "Qingqing, you finally came back..." What earth-shattering secret lies behind the conspiracy?