ISBN-13: 9780996713818 / Angielski / Miękka / 2015 / 296 str.
Discover what lies beyond the Quantum Door. The mysterious woods behind Brady and Felix's house have been deserted for years. But things change when a fence goes up and the brothers notice strange things happening at night. From the moment they dare cross the fence, the brothers enter a world of dark technological secrets that will rock the foundation of everything they know to be true. And once they enter, there's no turning back. "Some places are better left alone..."