As more potentials are arriving, Giles and Anya go to seek answers on the First.  Meanwhile, Spike undergoes torture at the hands if the Turok-Han, but still maintains that Buffy will save him.  What Anya and Giles find out is that the Slayer line has been weakened by the current Slayer somehow opening the door to the First.  When doubts rise too high, Buffy, Xander and Willow arrange a demonstration for the Potentials with Buffy against the Ubervamp.