Buffy: Get It Done

Buffy: "The Hellmouth has begun its semi-annual percolation. Usually it blows around May."We had some major developments in the fight against the First. But what did it all mean?Robin's mother had a Slayer emergency kit (how come the other Slayers didn't have one? Was her Watcher supposed to send it back to the Council, maybe?) and Buffy went back in time, or something like that, to ask