One of Ryuhei's classmates is suffering from an abusive father and stifling home life. She turns to a mysterious drug to escape from her problems, but the drug has a connection to the strange world that Ryuhei is investigating.
Who's that? Who's there?
من؟ من كان هذا؟
Wer spricht da?
¿Quién eres?
¿Quién eres?
Qui êtes-vous ?
Chi sei? Chi sei?
Quem foi? Quem está aí?
Кто это? Кто говорит?