When a cool, badass vampire named Spike comes to Sunnydale intent to use the Hellmouth's power to save his lover, Drusilla, he attacks Sunnydale High on Parent-Teacher Night to destroy the Slayer to prove his worth to the Anointed One. With all her friends' and families' lives at stake, Buffy needs to find a way to stop Spike and his vampire gang, while also having to lead her friends and her mom to the path of survival.