Midnight Ballad for Ghost Theater (2006)

Sodan lives with her grandmother until one day her grandmother disappears after attending a motion picture at a theater. Sodan discovers the Ghost Theater while searching for her and hires on as a box office attendant. One night, while smoking in the theater, Sodan sees four ghosts; Elisa, Mosquito, Wanda and Hiroshu. By day they appear to be theater employees but at night they are actually ghosts, singing and dancing the night away. Sodan is put through a hilarious ordeal by them but she soon finds herself filled with joy while dancing and singing at the Ghost Theater, the factory of bizarre and decadent dreams.