At one point, Room 105 had been the shared room of a mad scientist and a sentient object. Oh, the hijinks they could have!
But then the mad scientist vanished, likely due to the repercussions of the experiments he was performing. Then the sentient object vanished, likely due to the repercussions of his method of arriving to the university.
The result was an empty room, stripped down to its standard, bare essentials.