Yeh Xin's life is perfect: young, beautiful, distinguished performance criminal psychology research, loving parents, and a charming boyfriend. One day, Xin's father flies to the USA 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?