The BIGGEST Buffy story of the century continues! What if you KNEW your life could have been different? Buffy and the Scooby Gang get a glimpse into how different their lives might have been and must confront the choices that lead them to this point, even as they grapple with their understanding of everything changing forever. Meanwhile, Giles discovers ancient forces are at work, pushing the Slayer and her friends further and further down the rabbit hole...but to what end?