The Pathless on Paths---------Chapter VI part 8(15)

It was at this time that Sanders suddenly cried out. “Oi!” He pointed towards a very wide shutter door in the walls that they had previously gone by without noticing. There gray and dusty outer blended into to walls. “See if we can get those open! Might find something inside!” He rushed to the doors.
“Christ, Sanders.” Emmerich said, catching him in the shoulders and halting him. “Has our experience back in there taught you nothing? Never open a door you are unsure of without preparation! If something hostile is inside, we might as well be dead. We must prepare always for the worst outcomes!”