'Hard things to kill, ghosts,' said Nanny.

When some pawful of refugees came in, bleeding through the snow, frostbitten, having left their pups and Wise frozen in the icy forests, she wanted to go howling through the wilderness herself, riding the black, killing ghosts, cleansing the upper Ponath of this nomad scourge.

Bullets don't kill ghosts," said Bradley, "so this couldn't have been a ghost.

'How can you kill ghosts?'

It tells the story of Shen Hua Yen, a man with a sword that can kill ghosts, taking them off the life-death wheel of karma.

Film is needed both to kill ghosts and to reveal secrets.