Originally Posted by
Toranja
Someone who started in Ul'dah should have a better grasp of when Thancred got possessed. Knowing when Thancred was tasked with investigating the Ascians would help too.
I would like to think that it happened after we fought the Gargoyle or after Ifrit and before we saw Lahabrea in Toto-Rak.
Or we could just look for the necklace that I always failed to notice. I took a quick look, and it looks like it appears for the first time when we are tasked with investigating the Sylphs. I had a good hunch after all.