Sigsworth's inspiration for this was the 1932 Jean Cocteau play La voix humaine (the entire text of the play consists of one side of a telephone conversation between a woman and her former lover.
启发这个想法的是1932年 Jean Cocteau的 La voix humaine，（整个戏剧的台词由一位女士和其情人的电话对话中的一端通话内容组成。