If you are playing Ingress, then you should be notified about the upcoming game called Endgame: The Calling by James Frey and Nils Johnson-Shelton. In partners with Google Niantics, The game will be launced in 10/07/2014, that 15 hours left for us. An event in New York will be lauched together witht the countdown.
Endgame: the calling is a game where you find clues, find the key and when you find the it, you will given the chace to open the vault with a prize of $500,000 worth of total Gold. Yes that’s a bunch of fortune for you, if you find the key which was placed around the world(I hope I got the correct explanation of this Cheers!)
Try to check this site to know a little bit about Engame
You can Purchase the book on Google Play
I hope you liked my post. Have a nice day buddy! Game on!