sentences:  One of the pills contained the nanos that were supposed to eat away the lesions, but they ate more of Zane’s brain tissue than the lesions because they needed the pill that Tally took to stop them.Tally, in fact, cured herself, since the pill that she took only stopped nanos; it did not contain nanos itself to heal the lesions.They soon discover that, when Zane went to the hospital for his headaches, a tracker chip was put in his tooth.