Perfect Blue (1997)8.2 /10

Storyline:  Mima Kirigoe, a rising J-Pop idol, leaves her group to pursue acting, taking on darker roles and shedding her innocent image. But as an obsessed fan stalks her and a ghostly doppelgänger haunts her, Mima spirals into paranoia. When those who pushed her transformation start turning up dead, she struggles to separate reality from delusion.