A cold case that leaves a family to cope with the pain of losing their daughter fleshes out the complexity of human nature. The "pavilion case" involving the tragic death of a female student has remained unsolved for the past 19 years. The Xuan family leads their lives shrouded in haze as they come to alienate each other due to lingering suspicions. When the murderer strikes again, the memories from the past once again plunges the family into the abyss of love and hate...