Fan Casting The dream I had when I woke up from a dream

This film is based on a jevenille novel written by Jiro Akagawa, and a Japanese musical played by "Shiki" , the theater company. Pico is an 11 years old girl, who admires the spritual world and desires to meet real ghosts. One night, she recieves a letter from a mysterious man who calls himself as "Dream Deliverer". The letter invites her to the ruined haunted house in a theme park near her house. When Pico goes there jumping at shadows, she meets a ghost girl names Mako, about Pico's age. Mako tells Pico about her mother who is in extremely depressed state caused by her beloved daughter's death. To meet and console her mother, Mako asks Pico to swap their each position, ghost and earthling human for a day.