From a practical standpoint, Kraft rather agreed with the idea of posting people to keep watch.
The Hexagonal Hall was like some enormous underground transit hub, where a great many passages converged. If someone really was using these drainage tunnels for their activities, there was a good chance they would pass through here.
The group had been doubling back through the tunnels during their exploration. As they neared the hall, they saw light coming from ahead. It lasted only a short while, disappearing before they could chase it out of the tunnel.
It was easy to imagine someone walking through the hall with a light, passing the exit to their tunnel before entering another passage and vanishing into the branching maze.
If someone had passed through once, they were unlikely to have done so only once.
In a lightless environment, even a torch far away was easy to spot. A few people could simply wait in the darkness, and no light source passing through the entire hall would escape their notice.
"Sounds good, though it still comes down to time and luck."
"Time, luck, and patience. We'll find those Heretics eventually. It's only a matter of when." Green felt they were getting closer to their goal step by step.
Perhaps it was like being trapped in the same room with the windows and doors shut. They might brush past each other now and then, but sooner or later they would collide. The side that knew of its opponent's existence would have a great advantage.
"What worries me most is whether they'll notice us. That's why I had the group put out their torches when passing through the hall and use only lanterns. I hope it helps. May the Heavenly Father bless us."
There really wasn't anything for an outsider to