Arcana (manga)
Arcana is a manga series written and illustrated by Yua Kotegawa. It was adapted into a live action film in 2013. Plot. Murakami is a police detective who is assigned to investigate a serial bombing at Shuei Elementary, he and his partner Nakabayashi learn that a doctor from a mental institution called on behalf of one of his patients about the explosion minutes before the bomb went off. This leads to Murakami's meeting with the nameless and amnesic patient whom they would eventually call "Maki", who appears to communicate with deceased spirits of the dead that tell  her things which no living human would know. Murakami tries to uncover the secret behind the Maki as she helps him and Nakabayashi deal with a series of supernatural crimes by a mass murderer that are occurring. But as Murakami finds himself falling in love, he learns of Maki's true nature and her connection to an identical woman named Satsuki.