Qin Wanqing. When her father's new concubine Yang Manxi drives her and her mother from their home, Yang hires assassins to eliminate them permanently, throwing their bodies into a well. But fate intervenes when a modern-day female CEO also named Qin Wanqing transmigrates into the dying girl's body. Accepting the original Qin's plea for vengeance, this new Qin infiltrates her former household to orchestrate an elaborate revenge plot. With modern knowledge and ruthless determination, can she bring justice to those who destroyed her predecessor's life?