Tregarthur's Revenge: Book 2

After escaping their troubles at home, Alvin and Jenna believed they were safe. They hadn't counted on the return of Zach, ex-school bully turned murderer and his caveman army.

Forced through the tunnel they find themselves back on Dartmoor - except that this is definitely not the 21st century. Struggling to understand the mysteries of the tunnel will they ever return to a safe time and place? Alvin failed to keep Miss Tregarthur's promise. Now reaching across time, it seems Miss Tregarthur ...