For her summer vacation independent study, Ayumi decides to film a documentary about the Mouri Detective Agency. The subject of the film is a series of incidents of vandalism that occurred in the Beikacho shopping district. There is no danger as Kogoro has already solved the case. However, as Conan reflects on the incident, he notices something odd. What clue does Ayumi's picture diary offer this time? (thetvdb.com)