Season 6 Episode 5
Episode aired october 23, 2001
buffy's powers are tested by andrew, jonathan and warren, who seek to expose and exploit her weaknesses in an effort to destroy her.
a meeting between buffy and angel takes place immediately before this episode (between the carpe noctem (2001) and fredless (2001)). it is the subject of jane espenson's buffy/angel comic, reunion. though even in the comic we don't learn what happened at their meeting.