滿月之夜,偏鄉養豬家的十歲女孩徐春妹,被魔神仔誘騙到後山洞窟,那裡她竟發現了魔神仔總是愛作弄小孩的祕密了。 On the full moon night.Hus Chun Mei,a ten-year-old girl from a pig farming family in a remote village.Moosina lured her to a strange cave in the back of the mountain,where she found the secret about why Moosina always play dirty tricks on children.