In the sleepy town of Holsom... something just woke up! Everyone always thought ol' Horatio Holsom was a little crazy. But no one suspected the truth until four kids accidentally discover Horatio's secret underground laboratory — complete with a 12-foot tall guardian robot! Collecting the best-selling comic book series for the first time in four trade paperback volumes, this is your chance to join Mouse, Shelby, Lucy, and Jorge as they struggle with real-life issues such as bullying, honesty, peer pressure, and faith. Not to mention that pesky giant robot business.