What goes up, must come down. But first you must find a way to make it go up.
The device twisted space by its existance alone. Was the mind of the man already twisted when the device was conceived, or was he a victim of his own terrible invention? Add to the story the man who built the device. Was it driving him insane also? And what of the wife of the inventor? Was she to be caught up in a love triangle between these two men? The final twist is when the device turns deadly.