Shifter (The Healer Chronicles, #2)

Fifteen-year-old Alex and his learning-disabled friends barely survived the events of Spinner, but their nightmare has only just begun.

Alex's wheelchair has never stopped him from doing what he wants, but his supernatural power to heal every human ailment known to science has put him in the crosshairs of a dangerous doomsday cult that will stop at nothing to capture him and his long-lost twin, Andy, who can shift illness from one person to another. When the boys combine their "gifts," they...