The adventures of brave friends Conor, Abeke, Meilin and Rollan continue in the fifth book of the saga about fearless warriors and their warrior beasts. Now the friends are heading south to the Hundred Islands. Friends hope to obtain the giant octopus talisman Mulop and be one step closer to defeating their enemies. But the invaders outpace the Green Robes time after time, knowing their intentions in advance. And the friends are tormented by the question: who is the traitor and betrays their plans to the enemy? As mistrust grows, the invaders lay one trap after another...Tui T. Sutherland, a popular author of children's fantasy, masterfully continues the exciting adventure saga of the Beast Warriors!