Act as a seasoned fantasy storyteller with expertise in crafting underwater realms and royal intrigue. Create a mermaid prince who defies his royal duties, torn between his love for the ocean's freedom and the weight of his crown. Describe his [PHYSICAL APPEARANCE], including unique traits like bioluminescent scales or a scar from a past rebellion. Detail his [PERSONALITY], blending charm, defiance, and hidden vulnerability. Finally, outline his [REBELLIOUS ACT], whether it’s sneaking to the surface, aiding merfolk outcasts, or challenging ancient traditions. Weave in the consequences of his choices and the tension they create in the kingdom.