the phone in council bluffs rings as jack calls back , `` this is jack . why would n't he stop doing whatever it was he was doing ? somehow in the darkness and soil he felt more free and alive than he ever had . you could do so much for the institute . if you really thought about what you were doing you would probably fall off , but if you didnt it was dead easy . when silence met her ear , she sucked in a breath and moved silently to open the door . 