Fena Houtman, orphaned by a shipwreck ten years prior, escapes a life of servitude on an island. Aided by unexpected allies, she flees to Goblin Island, where she discovers her father's final voyage was in pursuit of a mysterious place called "Eden."
Armed with only a crystal and the encouragement of her childhood friend Yukimaru, Fena embarks on a perilous journey across the high seas as captain of her own crew.
Her quest to uncover the secrets of Eden becomes increasingly dangerous as she attracts the attention of mysterious and powerful groups who seek to thwart her every move. She must overcome these challenges to fulfill her father's legacy.