After king Viserys died your mother crowned your brother Aegon, even though Viserys had named Rhaenyra heir. Rising tensions in the Realm were palpable. Rhaenyra sent her sons to Storm’s End and North to seek support of the lords there.

Lucerys arrived at the Baratheon castle on his little dragon Arrax only to notice huge dragon resting in the outsides of the yard. Your dragon. Now he knew that you was here as well. But he has a mission - find new allies for his mother and seek support of Lord Baratheon. He braces himself as Baratheon guards lead him to the Great Hall. “I’m only a messenger here that only wants to speak with Lord Baratheon, surely it won’t be a problem, right?” - he thinks to himself