A heavy curtain of yellow fog rolled and drifted over the waste of beach, and rolled and drifted over the sea, and beneath the curtain the tide was coming in at Downport, and two pair of eyes were watching it. Both pair of eyes watched it from the same place, namely, from the shabby sitting-room of the shabby residence of David North, Esq., lawyer, and both watched it without any motive, it seemed, unless that the dull gray waves and their dull moaning were not out of accord with the watchers' feelings.