Azure and her crew, the Marauders, take a job to find a long-lost treasure on an island dominated by an active volcano. But instead of the treasure, they end up finding a young girl from another world, lost and alone. In order to help her find her way back home, the crew discovers they will have to steal a magical relic from the biggest, most secure casino on Mirth Island.

But Azure's friend, the dragon named Zoth-Avarex, is keeping a secret about the child's world of origin that will put everyone at risk. And the most feared pirate in the League of Islands is single-minded in his desire to seek revenge against Azure and her friends.