In the year 1972, a most horrifying event occurred. A young girl in a remote village in Kanchanaburi Province dies mysteriously. News of the young girl’s gruesome death spread quickly. Meanwhile, after Yak was discharged, he came back to help at home according to the orders of his father. A sense of a mysterious danger creeping into the village when her younger sister Yeam begins to have strange symptoms after encountering a mysterious black-robed woman who makes the mysterious sound on her way home from school.