The Green Tower: The Five Towers, Book 3 (Unabridged‪)‬

The Green Tower captures Cipher, ties him in vines, and hurls him into the wild. New dangers lurk in the forest, where the strong prey on the weak. Hunger looms. Tribes battle over every scrap to survive. Cipher will need everything he has gained in the Blue and Red Towers and more. He must forge new alliances and face hard truths to stand against his most powerful enemy yet.