Members of the Sunnydale swim team are killed by a gill monster of unknown origins.

As her birthday approaches, Buffy loses her slayer powers and must do battle with a vampire who is not only extremely powerful but also quite mad.

The Mayor takes Willow prisoner after Buffy and her friends steal away a box containing demonic energy needed for Ascension Day.

On Halloween, Buffy and her friends find themselves trapped inside a haunted frat house complete with real bats, zombies, and a terrifying demon.

While attempting to redefine her relationship with Riley, Buffy must also stop demons that are determined to reopen the Hellmouth.

Buffy teams with Riley after she is allowed access to the Initiative; Spike is targeted by commandos.

Having gained control of Riley's mind, Adam sets in motion his plot to create an army of unstoppable soldiers and destroy the Initiative.

As Harmony and her vampire gang plot Buffy's demise, Dawn adjusts to life with a Slayer.

Glory transforms a snake into a terrifying monster in her quest to find the Key; Joyce is hospitalized after being diagnosed with an illness.

Buffy learns that Spike has a crush on her - a situation made all the more dangerous by Drusilla's return to Sunnydale.

As the Hellions continue to ravage Sunnydale, a feral Buffy claws her way out of her own grave and must come to the aid of her friends.

Buffy's powers are tested by Andrew, Jonathan and Warren, who seek to expose and exploit her weaknesses in an effort to destroy her.

The Three Geeks mistakenly turn Buffy invisible. The Slayer takes some advantage from going unseen. Willow has to do the detective without using magic, while Xander finds Spike doing some weird physical training.

After sucking all the energy out of Giles, a powerful Willow sets off to destroy the world.

Buffy and her friends fear Spike may be to blame when a number of people around town mysteriously disappear.

Buffy has to keep the ever increasing number of potential Slayers from panicking while Giles and Anya seek answers from the Beljoxa's Eye.

Robin Wood seeks revenge on Spike for killing his mother nearly 30 years ago, whilst everyone else tries to find out how The First has control over him.