The Mermaid Princess They BetrayedEpisode 1

Synopsis

She was a mermaid princess, born to command the Black Tide—but the royal family treated her like a tool. On the eve of her wedding, her fiancé betrayed her, and her own sister pushed her into the deadly tide. Saved by a pirate king she once unknowingly rescued, she returns with the power to expose the royal conspiracy and rule the seas.