Quest dialogue clues that Trintle is up to no good, as spoken by Brother Chintle:
You say, 'Hail, Brother Chintle'
Brother Chintle says 'Blessed are the followers of Rodcet Nife. Do you seek the answers to life?'
You say, 'seek the answers to life'
Brother Chintle says 'Take this. I urge you to visit the Temple of Life in Qeynos. The answers can be found therein.'
You say, 'who is Trintle?'
Brother Chintle says 'Brother Trintle is a member of my order, the Priests of Life. I take his watch from time to time. The last I saw of him, he was met by some lady named Nomaria Dosenar. She appeared to be a cleric of some kind, but I have never seen her in Qeynos. Perhaps she is new to the Knights of Thunder.'
You say, 'who is Estle?'
Brother Chintle says 'Brother Estle spends most of his time at the merchant's homestead opposite this tree. He is one of the young acolytes sent by the Temple of Life to assist the residents of the plains, as am I.'