The double doors at the head of the hall snap open. His Birnoth Comitatus 
guards accompany him into the office and take up positions flanking the door. 
Ohara steps onto the low dais on which his desk sits before a wall of windows. 
The floor-to-ceiling window panes are constructed from heavily insulated 
macroplast and form an effective defense against all but the most powerful 
weapons. The windows are also mirrored on the outside to prevent anyone from 
looking in, and have a special coating that inhibits laser-borne surveillance 
devices from picking sound vibrations off the surface. A variety of other 
devices prevent snooping as well.