Cafe Marzipan, Valleby's lovely pastry shop, has been subjected to a number of robberies, always when there was a great deal of money in the cash register. The cashier is in shock and the Jerry Maya Detective Agency becomes involved in a mysterious case. Jerry and Maya are in the same class at school and run the Jerry Maya Detective Agency together. Meet them in a series of puzzling mysteries set in and around the small town of Valleby. Each book has a rich gallery of characters to be captivated by on the exciting road to solving the mystery.