改編自網路作家葉聰靈同名作品，集合懸疑、驚悚、推理元素。 　　一個殺死四個漂亮女孩變成最完美的女孩，收到了署名「未來的我」的Email，預言她24小時後將為她犯下的罪行畏罪自殺。 結果這一切全部是……Yeh Xin is a beautiful girl who focuses in criminal psychology research. One day, Xin's father flies to the USA for a month for a medical seminar. Their mansion is being renovated due to serious leakage. Surprisingly, several human bones and parts are dug out from the garden - While the investigation going, Xin accidentally finds hundreds of letters written by a girl named Bugzy, in her boyfriend's study room. Suspecting being cheated and being jealous; Xin begins to read the letters. She then discovers that other than Zhihuan, two other girls are also accidentally died because of Xin's boyfriend. Was it all murder? Who will survive and what will be left at the end?