Buffy vs. Dracula
Buffy is shaken by the awesome power when she comes face to face with the greatest vampire of all time, Dracula. Meanwhile, Xander becomes the dark one’s emissary and leads his friends into peril.We find out that Buffy has a 15 year-old sister named Dawn.
Dawn gets kidnapped by a vampire gang led by Harmony. The gang takes on Harmony and her newfound pack of bloodsuckers.
Xander is confronted by his double.As it turns out Xander was split into two Xanders, each representing different sides of his personality.
Out of My Mind
The physical aftereffects of Riley’s being used as a lab rat by the Initiative threaten his life. Vampress Harmony hides out with her ex-beau Spike. Spike kidnaps Riley's doctor to remove the chip out of his brain.
No Place Like Home
Buffy discovers more about her newly arrived little sister, and the girls are distressed when Joyce suddenly becomes ill without any explanation, medical or supernatural. Giles takes over the Magic Box. We are introduced to the inherently wicked Glory.
Tara’s family makes a surprise visit to Sunnydale for her birthday, threatening to reveal a shocking secret that Tara is part demon.
Fool for Love
When Buffy forces Spike to recount how he was able to kill two Slayers, his flashbacks reveal his first meeting with Drusilla. Spike begins to show his love for Buffy.
We learn that Joyce has a brain tumor. In order to protect her sister, Buffy must face a horrible snake beast that has been conjured by the powerful Glory to help seek out "The Key." At this point we truly learn of Glory's power and her plan.
Listening to Fear
A meteorite creature threatens the Scooby Gang. Riley starts hanging out vampires because he is destroyed by Buffy's careless attitude towards him. As Buffy and Dawn help their mother prepare for brain surgery, an extra-terrestrial demon fixates on a disoriented Joyce and infiltrates the Summers’ home.
Into the Woods
Spike shows Buffy where Riley has been spending his nights, being sucked on by vampires. Riley gives Buffy the ultimate ultimatum. Riley leaves town to work for the military again.
Emotions are charged between Willow and Anya when they are left in charge of the magic shop and Willow accidentally conjures an enormous troll, Olaf.
The Council of Watchers possess insight into Glory, but are less than forthcoming with the information. They know about Glory's true purpose and the importance of The Key. They are also threatening to deport Giles if Buffy doesn't perform well on a test of her Slayer skills. Buffy informs the council that she no longer works for them. We learn of the Knights of Byzantium, who want to destroy The Key.
Dawn's entire world crumbles around her after she learns that she is the Key, and has a hard time dealing with this information runs away.
Dawn tells Buffy that Spike has feelings for the Slayer. Buffy is appalled by Spike's admission of love for her, but Drusilla is waiting in the wings, intent on returning Spike to his killer ways.
I Was Made to Love You
Buffy must stop a heartbroken young woman — a robot who was manufactured to be the perfect girlfriend — from destroying the city. Buffy accepts a date with Ben, who turns out to be Glory's alter ego.
Grief overcomes Buffy as she finds her mother lying on he couch at home and finds that Joyce has died of a brain tumor.
Buffy is comforted by Angel, who comes back to Sunnydale after he hears of Joyce's death. While Dawn decides that she is going to resurrect her mother. Ben accidently reveals information to Glory about the key being human.
The Scoobies mistake Spike's custom-made romance with his Buffybot for the real thing. Glory's minions kidnap Spike in the belief that he is the Key.
While Buffy is preoccupied with being her sister's keeper, Glory sets out to grab the person whom she now believes to be the Key — Tara. Tara and Willow get into a fight that leaves Tara's defenses down when attacked by Glory and her minions. Tara is left brain-dead after her confrontation with Glory
When Glory finds out who the real key is, Buffy and company flee. Meanwhile, the Knights of Byzantium have their own plans to deal with Dawn. Glory and Ben get their hands on Dawn.
The Weight of the World
Willow psychically enters Buffy's subconscious in an effort to reach the Slayer, who has been rendered catatonic by Glory's abduction of Dawn.
The Scoobies come together for an all out battle against Glory and her followers at a sacrificial tower. Buffy must square off against a true god when Glory prepares to use Dawn to break down the walls between the dimensions and unleash Hell on Earth. R.I.P. Buffy Anne Summers.