Due for release on 22/10/2010 165 brand new brain teasers, riddles and logic puzzles guaranteed to challenge and delight all. Fans and newcomers to the Professor Layton series should get ready to experience a brand new mysterious and engaging adventure full of unexpected twists and turns as well as 165 brand new brain teasers, riddles and logic puzzles guaranteed to challenge and delight all. This is set to be the most epic, tragic and emotionally atmospheric instalment yet. The story begins when the Professor receives a mysterious letter written by his sidekick Luke.... but sent from 10 years in the future! This Future Luke warns of a terrible calamity that has befallen London and he needs the Professor's aid! Earlier that week, the British Prime Minster disappeared after taking part in a special test on a time machine, which resulted in an explosion. Could this incident be related..? Join Layton and Luke as they embark on an investigation which takes them on a time-travelling journey of mystery and intrigue of the most epic proportions, in a bid to save the future of London from a terrible fate! YAY!