The story follows twins Maysa and Musa Malik, who are total opposites but make an “unstoppable team” when trying to solve mysteries. In this installment, Maysa has forgotten to post her dad’s passport application, right before his important work trip. Things get more mysterious when Imam Abdullah goes missing, giving the twins a new case to solve. The book is described as “infectiously funny” and full of warmth, recommended for an interest age from around 7 years.