Max and Jessie get involved in a new adventure involving a trio of recently-orphaned children, who set up camp on nearby Ghost Island trying to escape deportation back to Mexico. In the meantime, a series of burglaries in town has police concerned that a gang of professional thieves is involved. When the girls get involved to help the orphans, they stumble upon the thieves' camp and are trapped.
This book is part of the Max & Me Mysteries Books series and is book #3 in the series.