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Young detective Theodore Kefirchik plans to spend his summer holidays as a detective should, solving various cases. Unfortunately, his mother decides to send her son to his aunt who lives in a small town. To spend two summer months in the company of twin sisters Iga and Inga, whom he does not even recognise, and ten-year-old Tamara, and not solve a single detective mystery? But you don't know the famous detective Kefirchyk! The search for his uncle's stolen garden furniture will suddenly turn into an investigation into a missing monument. Theodore will be helped by his faithful Dominik, his cousins Tamara and Justyna, and even the redheaded Karolina. And Theodore and his friends will quickly learn that you shouldn't judge people too hastily, because sometimes they are not who they say they are!

The fourth book in the series about the famous Detective Kefirchik.