Luke Collins faces his demons at home while everyone tries to figure out their place and their role in Heroes Reborn episode 5. Tommy is one of those searching for answers. The mysterious "coin man" told him that his purpose was to save the world, but what does that mean? Authorities are closing in on Tommy, so he doesn't have much time to figure it out. If you want to watch the episode online as it airs, go to NBC Live. (Christos Kalohoridis/NBC)