Or the prisoners were more strictly guarded.
Or he himself was suspected.

And he needs more money.

His tale may be true, and you give him more money; and he comes back again, and again he comes back alone." Ethne nodded her head.
"Exactly." Durrance had unconsciously explained to her a point which till now she had not understood.

She was quite sure that Harry Feversham aimed in some way at bringing help to Colonel Trench, but in what way his own capture was to serve that aim she could not determine.

Now she understood: he was to be his own go-between, and her hopes drew strength from this piece of new knowledge.