Buffy the Vampire Slayer. Volume Seven. The World Without Shrimp

"BUFFY MEETS ... BUFFY? EVERYTHING CHANGES HERE. The Scooby Gang has been torn apart ... and no one is safe. Buffy battles the Slayer from Before, Xander returns and threatens everyone in Sunnydale. Meanwhile, the team of Giles, Willow, Ethan (sorry, still a ghost) and Anya have discovered the true threat of the multiverse, one that changes everything they - and EVERYONE - thinks they knew about, well, EVERYTHING."--Amazon