Cafe Marzipan, the lovely bakery in Valleby, 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 Whodunit Detective Agency becomes involved in a mysterious case. Will Lasse and Maja be able to look past the muffins, croissants, and tarts and catch the robber?

Martin Widmark and Helena Willis bestselling The Whodunit Detective Agency series has sold over 12 million copys worldwide. Meet Lasse and Maja, who runs a small detective agency together, in a series of puzzling mysteries for primary school readers. The stories are set in and around the small town of Valleby, and have a rich gallery of characters to be captivated by on the exciting road to solving the mystery.

The Cafe Mystery is the fourth installment in the series with Lasse and Maja.