The song is "What Have You Done" by Within Temptation. This AMV has to deal with Yuki's relationship with Zero and Kaname, Kaname's anger towards Zero, and Zero's guilt and hate towards himself and all vampires.
EN ESTE VIDEO HICE UNA RECOPILACION DE IMAGENES CON LOS MEJORES MOMENTOS DE LA HISTORIA DE ZERO EL PROTAGONISTA DE LA SERIE VAMPIRE KNIGHT E INCLUI LA CANCION DE "BELIVE" DE STAIND POR QUE ES UNA DE MIS CANCIONES FAVORITAS DE ESTA BANDA...*