Final Caster Role quest battle bug

Date & Time: Dec 9, 2019 around 1:30AM EST
Frequency: All throughout the instance battle
World name: Siren
Character name: Saruhiko Fushimi
Class/Level: SMN/80
Party or solo: Solo
Enemy: Phronesis
NPC: Taynor and Cerigg

Steps:
1. Start Caster lv 80 role quest
2. Enter instanced battle
3. Start the battle
4. watch the red A.O.E marker around your character and around Cerigg not be fully visible
(looked like half circles, crescent moons kind of shape/outline)

In-Game Screenshot:
https://ibb.co/njk5b7N

In the image, you can see about a third of Cerigg's aoe marker, while mine is about half visible (I think I happened to stand by the edge right where my aoe marker cuts off)