Midnight Ride is an e-book by Clifford Riley released as a Christmas event for free on Google Play, about Amy and Dan's first meeting with the Kabras and the secret of Paul Revere. The story takes place before the start of the Clue hunt in The Maze of Bones. It was announced on the Message Board on December 6, 2013 by Admin Lauren F, which was her first post on the 39 Clues Message Board.