He pushed himself up out the chair and let out a breath of air as he did so. Making the several daily journeys up the scaffold to make his watches was becoming less and less comfortable and although he felt the exercise was beneficial, his body was weakening through lack of fresh food but mostly lack of sunlight.
He came down the ladder and kicked open the swinging hatch, he glided through it and it swung back heavily after him. He bolted it shut and pulled a cord nearby that, in turn, dropped a canvas sheet over the hatch. It was a primitive disguise, but one he felt necessary to employ. This hatch was not only his easy route to the watch tower, but an escape route, should it come to that.