Kantarou is under a deadline for a novel he's writing but, he's also been given a story to write on a haunted bordello.  He goes but is denied access by the matron.  He convinces her to help him if he will cast out the demon.  He and Haruka discover that the demon is quite a bit more powerful than they imagined.  They do some research to discover what it is that is possessing the woman and they uncover a love affair and a broken wedding amid the death of the man that she loved.  They return and are able to defeat the demon on the second try.