What if everything you knew about your past was wrong? What if who you thought you were was all a lie? In CHASING GHOSTS Dagger comes face-to-face with his past in the form of an intruder who first wants to hire him, then tries to kill him. What prompted this response? The answer lies in a series of numbers which triggers Dagger's memory and leads him to a remote city...one mile below the surface, technologically advanced yet abandoned. Or is it? Knowing all roads eventually lead back to BettaTec, a shadow corporation Dagger used to work for, he does all he can to keep his partner out of danger. But Sara has her ways and knowing Dagger, he will risk everything, even his life, to destroy BettaTec. Sara is the only one who can keep BettaTec from destroying him. This is the fourth book in the Chase Dagger Series which combines mystery with urban fantasy.