Buffy the Vampire Slayer - Season 7 - Eps 18: Dirty Girls
Faith returns to Sunnydale just as a new villain, Caleb, arrives and sends Buffy a message in the form of a badly beaten Potential. Buffy leads the rest of the girls to Caleb and The First's lair, with devastating consequences.
About Buffy the Vampire Slayer

Title: Buffy the Vampire Slayer
First Air Date: 1997-03-10
Last Air Date: 2003-05-20
Status: Ended
Rating: 8.124/10 (from 1785 votes)
Language: EN
Seasons: 8
Total Episodes: 144
Network: The WB UPN
Genres: Sci-Fi & Fantasy, Comedy, Drama, Action & Adventure
Production Companies: Mutant Enemy Productions, Kuzui Enterprises, 20th Century Fox Television, Sandollar Television
Synopsis
Into every generation a slayer is born: one girl in all the world, a chosen one. She alone will wield the strength and skill to fight the vampires, demons, and the forces of darkness; to stop the spread of their evil and the swell of their number. She is the Slayer.
Cast

Sarah Michelle Gellar
Buffy Summers

Nicholas Brendon
Alexander Harris

Alyson Hannigan
Willow Rosenberg

Emma Caulfield
Anya

Michelle Trachtenberg
Dawn Summers

James Marsters
Spike