Read it through once

She stayed with us in the long drawing-room which looked out upon the lawn. It was twilight; the windows were open; a soft wind breathed through the yew-trees; and the candles had been lighted. The young lady sat near the fire; and when my mother left the room for a few minutes, she begged me to sit by her. There was something in her voice and manner which at once attracted and alarmed me.