Dead Things

"Dead Things" is the 13th episode of season 6 of the television series Buffy the Vampire Slayer.

Warren, Andrew and Jonathan try to make Warren's ex-girlfriend Katrina their willing sexual slave by magical means, but when she fights back she is accidentally killed. The trio use magical and demonic forces to make Buffy think that she has killed Katrina and it works (for a while). With finding out the truth about her resurrection and believing she killed an innocent girl, Buffy's world begins to fall apart.