but if he continues south , just come back . '' be careful , son , he called after me . he needed to stay behind and fill out a bunch of paper work anyway . he turned toward me , his face flickering with genuine concern . but we were on the second floor . i found him in the lounge room . we did n't need another person in a hospital bed . another awkward silence hung between them . with 3d or whatever they do now . he had one chance here to turn things around . 