Man plans, God laughs. Spike doesn't know how, but he still has a shot at being the next protectors' apprentice. Which means he still has a chance of spending the rest of his life with the girl he loves. But everything must go according to plan. Spike must win the trials, avoid Ranger's hostility, and put his faith in a system rife with corruption. What he's yet to find out is his plan doesn't even scratch the surface of what's to come, and his greatest challenges will be from the people he least expects ... Retribution is the third gripping book in the Beyond These Walls post-apocalyptic series. If you like breathtaking action, high-stakes, and characters who risk it all for freedom, then you'll love Michael Robertson's thrilling novel.