The summer holidays seemed boring to Emelya Shchukin - he was waiting for some unusual and fun event. But instead, something sad happened: Tyapa’s beloved dog disappeared... It is quite possible that she was kidnapped. After all, Emelya noticed long ago that Tyapa is an unusual dog. She has psychic abilities. Surely the mysterious criminal recognized this. To find her, Emelya combed the dacha village, made his way into the scarecrow’s workshop and even... acted as a ghost! But it’s not enough to find the dog - he must also free it from the impregnable fortress...