Children don't just vanish. They go somewhere, with someone, for some reason. Isaiah Asner is special. He could whip a Rubik's Cube into shape when he was three. He shared a special language with his twin brother, Ezekiel, that only they spoke. But mostly he's special because he knows things. Things he can't possibly know. Isaiah also killed Zeke when they were eleven. He stood over his dying brother with his mother's gun in his hand. The other special...