Sitting for a while was making Koos' ass go numb, but he would not let his concentration waver.
While he was sitting there, the commissar came out of his office to get some coffee, and some poor sod was dumb enough to get in his way. Koos cringed as he brained the young man with his mug sending him to the floor.
The man Koos had been waiting with earlier seemed to have done well in his interview and came out to finish his paperwork.
So true is it that unnatural generally means only uncustomary, and that everything which is usual appears natural.