Gu Jiulang mistook her enemy as her father in her past life, squandering over a decade in vain, and ultimately met a tragic death at the execution ground. Reborn on the night she was ordered to assassinate Crown Prince Murong Xun, she saved him, and together they uncovered the mystery of her true identity and sought revenge to clear their names. Their relationship evolved from initial hostility to growing affection, leading to mutual redemption as they joined hands to rewrite their fates.