The Overworld is in trouble. On the ground, a rampaging army of armor-clad zombies is roving across the biomes. In the sky, a wicked Wither is leaving a path of destruction--and Wither roses--wherever it goes. And in Bobbie's party, the tension is tighter than a skeleton's bowstring . . . because, somehow, Logan just became its newest member. The same Logan who set zombies on Bobbie's village and turned her little brother,...