City of glass: A writer of a detective stories becomes embroiled in a complex and puzzling series of events, beginning with a call from a stranger in the middle of the night asking for the author. Ghosts: Introduces Blue, a private detective hired to watch a man named Black, who, as he becomes intermeshed into a haunting and claustrophobic game of hide-and-seek is lured into the very trap he created. The locked room: The nameless hero journeys into the unknown as he attemps to reconstruct the past which he has experienced almost as a dream.