Haunters: Ghosts from the Future (Unabridged‪)‬

Eddie, Adam, and David have the same gift. Separated by generations, they are linked by their ability to time travel. Using their dreams, they can appear like ghosts, wherever and whenever they want. The first is the genius who discovers dreamwalking. The second is a Haunter, a dreamterrorist, determined to change history for his own ends. The last is the novice dreamwalker who must battle to save his family, and himself, from oblivion.