Singer Shen Zhiqiu infiltrates the powerful Yin family to uncover the truth behind her sister's betrayal. Unexpectedly engaged to Yin Heng, the third master, she navigates the family's dangers to deliver a masterful act of revenge.
After unexpectedly reborn, the young girl Cheng Xinian learned the truth about her past life being manipulated and killed. She became allies with Su Jingyuan, who was infiltrating the Cheng family in order to avenge his family's blood feud. They cooperated tacitly, though they occasionally clashed with each other. Entwined with complex emotions of hatred and warmth, they moved forward hand in hand.
During China's Song Dynasty, a mysterious murder occurs at Chancellor Quin Hui's palace after meeting delegates from the neighboring Jin Dynasty. The members become embroiled not just in a murder mystery, but a larger conspiracy concerning the fate of the empire.