Rokuroku: The Promise of the Witch

Office worker Izumi lives with her mother and grandfather, the latter given to seemingly senile outbursts about supernatural entities no one else can see. Izumi gets a call from her old friend Mika, whom she hasn't seen in ages, and with whom she shares an eerie childhood memory. Meanwhile, sinister events are occurring in the area. In unguarded moments alone, various locals are coming face to face with a cavalcade of creepy, murderous monsters. To discover what's behind the these dire events, Izumi and Mika will have to peek behind the door of the foreboding Room 666.