Beware of what lies behind the mask. On a brutally hot summer day, Tess Ethridge, a beautiful and well-respected elementary school teacher, is stabbed to death while out on a jogging trail. There's a witness--a quiet, shy man named Quentin Joyner sees the murder take place. But Quentin isn't going to be much help to the police. He's completely face-blind--not only does he have no recognition of others, he wouldn't even...