Book #3: Secrets of the Last Pirate
On the sandy bottom of the Caribbean Sea, the treasure ship of a legendary pirate fleet is rediscovered. Timmi, Lilli and Marvin are allowed to visit the research work for a few days. But no sooner are they on site than they follow the mysterious trail of an old, extremely explosive secret. Without knowing it, they become a danger to an unscrupulous adversary who will stop at nothing to prevent this discovery.
First Release Date: 15th of October 2022 (United States of America)