"Ethan had a strange sense that there was something important in that cave, something that tickled the back of his mind like a forgotten dream."Ethan Whitehead knows he's supposed to be nervous on his first day of eighth grade, but he's mostly excited to be reunited with his best friend, Nick. Nick's dad is the billionaire inventor of the world's top Virtual Reality system, and he's created a new technology that makes you feel like you're really in the virtual world. The boys meet two girls in philosophy class, and they become the first kids to try the SPECS. They're amazing! But then Ethan starts seeing a mysterious glowing blue cave, and he feels a strong urge to go inside. Beyond the cave lies an adventure they never could have imagined!Perfect for fans of Harry Potter and Percy Jackson!.