While camping on the moors, Jack sees mysterious lights floating over the heath in the middle of the night. Everyone has their own idea of what the lights might be - alien invaders, restless spirits, smugglers - but Jack, Scott and Emily are determined to find out. 

Their investigation leads them of a valuable hoard, strange disappearances and a friend in trouble. Soon they're all in deadly danger!

Follow Scott, Jack, Emily and Drift the dog as they try to avoid alien abduction and uncover the truth.