Time Assassins by R.Kyle Hannah
Approx. 77,640 words.
Published on October 3, 2012 by
History has always been written by the victor, but in the shadows, history has been manipulated by a an ancient Guild of Time Assassins. Until now. Rick Brewer, assassin's apprentice, is sentenced to death for a crime he did not commit. He escapes to a distant past and, stranded in time, seeks revenge against the Guild by creating instability in the time-line by choosing powerful targets.