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This book contains exciting detective adventures, undercover work, dangerous traps and mysterious crimes, as well as a story of true friendship that will teach readers to be kind and always help those in need. Ten-year-old Penny Pepper is a clever little girl who dreams of becoming a super detective and solving a real crime. She never expected that a chance to prove herself would arise during the party of the boastful Flora. Suddenly, Flora's dog disappears without a trace, and for some reason, all the guests suspect Penny. Don't panic! Everything is under control. Together with her best friends, the girl is ready to do anything to expose the insidious thief. Even help her old enemy.