David Walker vowed to keep his son safe, and to take his child's secret with him to his grave. He is a devoted father, struggling since his wife died to be the parent his precocious youngster needs. But now little Joseph has disappeared. David doesn't know who took his son, but he knows why, and he is determined find his boy before the rest of the world discovers the shocking truth. Can FBI Agent Eve Cates justify revealing the secret about Joseph, if saving the child means watching the world destroy him once he's found? This seven-year-old boy has captured the interest of the nation and a...