When a realtor shows an old New York factory building to a group of would-be investors, they are unwittingly caught in its tragic and sinister history.When a realtor shows an old New York factory building to a group of would-be investors, they are unwittingly caught in its tragic and sinister history.When a realtor shows an old New York factory building to a group of would-be investors, they are unwittingly caught in its tragic and sinister history.