Professor Layton and the Phantom Deity

Throughout London, a series of art thefts has been taking place. To count, exactly seven famous paintings, artifacts, and other works of art have been stolen from the area from a mysterious Phantom Deity, who disappears into the night sky every time he is seen. Professor Layton, Luke, and Remi have been called from Scotland Yard, Inspector Grosky to stop the Phantom Deity, and find the missing items.