Su Nian returns to the Xia family after being abducted for thirteen years, only to find her adopted sister Xia Qing has taken her place. Manipulated by Xia Qing, her birth parents hold deep prejudice against her. After Su Nian is kidnapped and killed, her spirit watches her parents — a forensic doctor and police chief — investigate her dismemberment case, yet they fail to recognize the victim is their own daughter. When the truth comes out, her parents are consumed by regret, and the identity of the killer is heartbreaking.
