When Lady Arabella had crept away in her usual noiseless fashion, the two others remained for a while in their places on the turret roof: Caswall because he had nothing to say, Mimi because she had much to say and wished to put her thoughts in order.

For quite a while--which seemed interminable--silence reigned between them.

At last Mimi made a beginning--she had made up her mind how to act.
"Mr.Caswall," she said loudly, so as to make sure of being heard through the blustering of the wind and the perpetual cracking of the electricity.
Caswall said something in reply, but his words were carried away on the storm.

However, one of her objects was effected: she knew now exactly whereabout on the roof he was.

So she moved close to the spot before she spoke again, raising her voice almost to a shout.
"The wicket is shut.