When a criminal commits a crime and then moves on - sometimes thousands of miles - presents a difficult problem of finding one person in a nation of millions. Every clue becomes an important one, for every clue might be the one which helps your FBI to bring the criminal to justice. However, in today's case, a gang of jewel thieves have a practical joker leaving clues for the FBI, which makes everything even more frustrating. But the FBI never stop, and they never admit defeat. The search goes on.