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The first winter after the Apocalypse. For Jack and his friends, it's time for a sledding catapult, grand snow battles and Christmas celebrations. But the winter fairy tale turns spooky when a villain invades their territory. And this villain is a girl named Evie Snark. In the first battle, she wins the Louisville Slugger. Jack will get it back by all means. But it won't be easy. What trials await the friends, and what plans did Evie Snark need the Louisville Slugger to implement?