Twilight came on.

Mrs.Morel grew anxious from very weariness.

One part of her said it would be a relief to see the last of him; another part fretted because of keeping the children; and inside her, as yet, she could not quite let him go.

At the bottom, she knew very well he could NOT go.
When she went down to the coal-place at the end of the garden, however, she felt something behind the door.

So she looked.