Perfect Blue: Complete Metamorphosis (Light Novel)

Mima Kirigoe is a member of the popular J-ldol band CHAM. Feeling like she needs more in life, Mima chooses to break away from idol stardom to pursue an acting career. When strange occurrences begin to happen around her - haunting both her personal and work life, and eventually leading to multiple deaths - Mima's mental state begins to deteriorate, blurring the lines of reality and fantasy.