Vision, Present and Future

I stomped forward. Darkness. A wall. I turned. Another wall.
‘Gustine?’
He’d switched on a lamp pack, but it was showing him nothing but black walls. There was no sign of a ceiling.
‘How far can you see?’ I asked Cherubael.
‘Forever,’ it said, floating alongside me.
‘Fine. In practical terms, how far can you see?’
‘Not far in here. I can see that the wall ends there. There is a gap beyond it.’



"Hereticus", Chapter Nineteen