You're invited to the sickest party in Sunnydale. DJs will be mixing up some body - moving grooves, smart drinks will be available at the bar, and we'll be giving up a virgin sacrifice for the blood goddess. An old friend of Spike's is in town, and he's getting every teenager in Sunnydale to trip the light fantastic at some very special underground raves he has a plan that could mean big things for vampires everywhere, and Spike agrees to help him out. Now Buffy and the Scooby gang are going out and getting down - to put an end to what's become a euphoric feeding frenzy for some of the baddest baddies around...