We’ve been hiking for an hour and damn, do I ever want a drink of water. But we need to be stingy with our supplies, so Lincoln and I are only allowing ourselves the equivalent of a shot-glass full of liquid every two hours. Kiya gets all he wants since he drinks so little anyway. Besides, it’s impossible to refuse his cute little face and button eyes. As the minutes tick by, the Walls of Hell loom larger and larger. In retrospect, we shouldn’t have sent Walker away so quickly. From our landing-spot, it looked like the wall was a stubby thing that was a short walk away. Boy, was that ever wrong. Lincoln pauses, shielding his eyes from the glaring sun. “We’ve got company.” I stare in the same direction he’s looking. “I don’t see anything.” Kiya bounces on my shoulder and gestures excite

