Fourth-grade genius Mal and his talking dog Chad shrink themselves to microscopic size and travel through time, but girls and the school bully present bigger challenges.

After her crushing confrontation with Oliver, Amy searches for answers, which lead her to an old water containment facility.

"Thanks to National Security agent, James Silber, the investigation of the Homecoming Incident is closing, but things don't add up. At least Tammie is back home safe--and relatively sound. She, along with Schafer and Cassie, are focusing on finding out what really happened to Amy at the Homecoming Incident. So far all they know is that they can't trust the authorities, and to everyone else Amy is officially dead. But Amy isn't dead, she's a prisoner...