Book excerpt: What would you do if you woke up one day and discovered you had the ability to control technology with your mind? If you're Ryan Walker, you take command of a 150-foot robot and defend your city against impending doom. Ryan, a freshman at Bay City High, recruits his older brother and two best friends to help him operate MECH-X4. When enormous monsters suddenly begin to descend on Bay City, the four must quickly learn to work as a team to pilot the giant robot that is their only hope of saving the city, and the world, from mass destruction!