Willow meets Harmony, an old high school classmate, outside the Bronze.  Harmony turns into a vampire and tries to get Willow but is run off by Oz.  Later, Harmony and Spike show up at a party that Buffy is at.  Harmony reveals too much before she and Spike take off.  While Giles tries to locate the Gen of Amara, Spike finds it.  The gen gives vampires immunity to all of their weaknesses.  Spike then confronts Buffy during the day.