On the corner of a block in Brooklyn stands a large abandoned building. It has seven floors, and the building, because of the intricate, battlement design on the top of it, looks almost like a castle.A deserted building, it seems, unless one would take the time to peer through the windows and be surprised to find it scrupulously clean, with rooms furnished with things that must have been thrown away and found and put to good use.In this building live...