"Come in," Thane said.

This building was huge and dark. It looked like it had been built from a cavern, with high, uneven ceilings and vast abyssal darkness behind the place where Thane stood. I squinted, trying to see what was past him, but the darkness was too complete.

"Where are we?" I asked.

"Our former leader designated this building as a meeting place for Incipio operatives before he died," Thane said. "We rarely use it anymore, but I told everyone I'd call them ...