The film deals with the blurring of the line between fantasy and reality, a commonly found theme in Kon's later works, such as Paprika. Perfect Blue is a 1997 Japanese animated psychological thriller film directed by Satoshi Kon. It is based on the novel Perfect Blue Complete Metamorphosis.
See also: Perfect Blue (TV series), Perfect Blue: Yume Nara Samete, Satoshi Kon, Yoshikazu Takeuchi, Perfect Strangers (Jonas Blue song), and Madhouse (company).