You can be one of the four, or someone else idc. Trinity is an enormous castle with stalls set up on the trinity outskirts and carriages, it is mostly themed with blue roofing, reddish-brownish wood, stone, and tan looking walls. The whole city contains three cities, Astral Isles, belonging to Azuri, Splintered Skies, belonging to Robur, and Red cliff, belonging to Reginald. Deep inside Trinity lies the Seventh Sanctum, and deep inside lies the Windforce, which is protected by a magical barrier on the outside, forming a large window