At the end of his battle with the Pah-wraiths, Captain Benjamin Lafayette Sisko fell into the fire caves and vanished. He woke to find himself trapped in the past, facing mirror images that were not his own, and driven by the prophets to change history for the better. And so, the Sisko finds himself leaping from life to life, striving to put right what once went wrong, and hoping each time that his next leap will be the leap home.