The mother of two adopted children's sense of duty takes a macabre turn when she learns that her husband may be having an affair with one of their kids.
黎府清康，一座被山林与旧传说笼罩的东北小城。女教师 Wan 平静的生活骤然崩塌：罹患痴呆的老父亲，被卷入一桩孩童失踪案件，成为所有人眼中的嫌疑犯。随着调查推进，一桩埋藏十余年的凶杀旧事重新被人提起，当地流传已久的邪灵「Phi Pong」的恐怖流言四处扩散，恐惧浸透整座小镇。记忆错乱、民俗迷信与邻里的猜忌交织缠绕，她必须在混沌之中奋力求证，既要守护至亲，又要分辨何为幻象、何为真实。
