Will I got branded as heretic?

[Saikou]

The main storyline, through both Slafborn and Haurchefant of House Fortemps, confirms that Heretics are of the Dragon-Worshiping variety, nothing more and nothing less. We seem to have an established line of differentiation between heathen and heretic.

And LOL Toranja.

[Alenore]

They also seem quite friendly with us, and with Revenant's Toll. Even heatens are nice guys for them!

[Morningstar1337]

incoming spoilers

Well as the Asceans are revealed to control Ishgard for quite some time and you as A Warrior of Light oppose the Asceans, it's very likely

[Alenore]

incoming spoilers

This 10char limit is stupid.

We atually have no idea how long they've been here. For all we know, thye might have joined the Archbishop only recently.

[Saikou]

Y'all can get around the limit by editing posts. That's how I'm able to write big ol' walls of text. =3 And yes. We don't know how recent Ishgard's affiliations are. If they date back to when Ishgard withdrew from the Eorzean Alliance, however, it would certainly answer a lot of questions.

--spoilers below--

It isn't quite clear if The Archbishop is possessed or merely taking counsel from Lahabrea and Eldibs. The fact that both are seen in the cathedral makes me wonder if the old man is, in fact, possessed.

[Alenore]

10char minimum limit, not 1000 char maximum limit.

If he was possessed, they'd have no need to be here in person.

[Saikou]

"In person" is a curious term for bodiless entities.