誰がために鐘は鳴る
"For Whom the Bell Tolls" is the fourth episode of the fifth season of the American series "The Vampire Diaries", and the series' 93rd episode overall. "For Whom the Bell Tolls" was originally aired on October 24, 2013, on The CW. The episode was written by Brett Matthews and Elisabeth R. Finch and directed by Michael Allowitz.