Gems is a series of books written specifically for struggling girl readers. Something suspicious is happening in the seaside town of Rockpool and it's turning the residents pretty sour. Three children band together to discover the mystery behind burglaries and disappearing sweets and get a lot more than they bargained for! As the trail unravels, Millie, Jade and Sami discover the culprits and find the chief perpetrator was a lot closer to home than they realised. Will Rockpool get is rock back? Or will the Tower chase be the end of the three young detectives?