Two friends enthusiastically read "The Adventures of Sherlock Holmes" and used with the permission of the school principal, the deductive method in the search for missing class register.
　　The same method helps them learn the true cause of the abduction expensive shotgun in a visiting fellow villagers to their urban kin. In actual fact, the gun was not too expensive and it has not been kidnapped, but the investigation is still turned out fun.
　　At the request of his grandfather Anton guys become famous village detectives, helping to prove the cultural significance of his old house, and seek him in the organization of the museum of wooden architecture.