The legitimate daughter of the Minister's Estate, Xu Anran, was tragically framed by her stepmother and stepsister, beaten with heavy staves by her biological father, and thrown into the wild outskirts to await death. A top assassin from the modern era's soul transmigrated over, being reborn from the ashes. Possessing peerless medical and poison arts, she secretly controls the Ruyi Pavilion, plotting step by step, determined to take revenge on all those who bullied and humiliated her. Returning to the capital, she feigns gentleness while her sharp edge is hidden within, successively tearing apart her stepmother's hypocritical mask, exposing her stepsister's vicious schemes, and deeply digging out the truth of her birth mother's tragic death back then. During this period, she encounters Duan Qingjue, the cold-faced, immensely powerful Prince Mu. Prince Mu sees through the resilience and calculation beneath her disguise, helping her again and again. The two go from probing each other to joining forces strongly,