The statement of Hemsey connected a lot of dots for Martha.
The entire passageway had a thick sulfuric stench permeating around it. This was why it was difficult for orcs with their tremendous sense of smell to find this passage and was the perfect hiding spot for the slaves.
But although Airom Logat was known to be a volcanic region, the specific place where they have had no heat or any possible sources becomes the source of the stench.
"It might be calling out because it wants to absorb something!" Martha concluded.
"So there is something in this passageway that could be related to his race?"
"A dragon corpse." Martha guessed.
"A dragon corpse! If my former masters were here, they'd rejoice!" The old woman reacted.
"We have to find it. This dragon has Lord Kyros's blood. It may have gained certain properties that made it unique. Let's look for the source. I'll send Lord Kyros a message." Martha decided.