Mysteries follow super-sleuth Cam Jansen everywhere she goes...even to the school library. It is a big day at Cam's school. The governor, who is running for president, is visiting for the dedication of a new library. Police officers, Secret Service agents, photographers, and news reporters are all there to hear the governor speak when . . . bang! A loud sound like a gunshot startles everyone during the ceremony. Was it really a gun, or a noisy cover for a crime? Click along with Cam as she teams up with the Secret Service to solve the mystery.