After Buffy is stung by a demon, she begins to have vivid day-dreams about a mental asylum. She gradually begins to believe that she is a crazy girl back in L.A and that Sunnydale and all her friends are just a figment of her imagination.
Casts:
Sarah Michelle Gellar, Nicholas Brendon, Alyson Hannigan, Emma Caulfield Ford, Michelle Trachtenberg, James Marsters