This was very much in the mundane spirit, yet neatly presented.
I assume the non-existent audio was mostly because time ran out, but it made the game strangely creepy.
Tbh it took me quite some time understand the sorting system. So confusing actually that I was on the bring of giving up.
Some visualization would have been a great help.
Also the missing crosshair made picking up the mail from the offices quite annoying.
I first thought I had to press a button because clicking didn't work. Again took me quite some time to recognize that I had to be this precise to pick it up.