Conscientiously he pounded on the iron and yelled wrathful commands to Davy to open.

Then when he thought he had made noise enough to add verity to his role and to free the conch from any onlooker's suspicion he desisted.
Groping his way through the dimness to the nearest box, he sat down, philosophically, to wait.
"Well," he mused sniffing in no approval at all at the musty air of the place and peering up at the single eight-inch barred window that served more for ventilation than for light.
"Well, here we are.

And here, presumably, we stay till Standish and Hade go back to the mainland.

Then I'm to be let out by Roke, with many apologies for Davy's mistake.

There'll be no way of getting back.