You - [s6e15] Who Are

In the Buffy the Vampire Slayer episode " Who Are You " (Season 6, Episode 15), Buffy Summers and Faith Lehane swap bodies due to a mystical device, forcing them to confront their own identities. While Faith navigates life in Buffy’s body, dealing with her friends and boyfriend, a trapped Buffy escapes capture by the Watchers' Council to confront her in a church battle. The episode explores themes of self-perception and redemption, marking a significant turn for Faith's character.