Everything before his eyes was too strange!
From the sudden closure of the entrance, the ignited fires, the unusual aroma that came from the fire, to the door at the end of the passageway.
Everything that happened was a little too reasonable and it didn't even give time for one to think about the situation, as though one would unconsciously being rushed to the door after entering the passageway.
Especially the unusual aroma from the fire, it was very thick!
Let alone Kieran who had S+ Intuition, even a regular man could smell it. It completely defied the rule of being soundless, odorless and colorless during poisoning.
The poison itself wasn't instantly lethal either.
"Numbing and hallucination…"
Grandmaster [Medical and Medicinal Knowledge] allowed Kieran to easily differentiate the components in the poison despite -1 debuff.