The alley in the middle of the fourth district of Vienna is inconspicuous and calm. The house, in which Roman Delugan and Susanne Köstler have been living for twelve years, also has no striking characteristics. No frills, no ornaments. But the sober person disappears at the moment when the lift spits out in the apartment of the two. Yes, in the apartment. The visitor does not get to see a stairwell.