or a better one — it turns out that he saves his daughter over the children, but once she's had her lung transplant — his doctor tells him that he needs a kidney transplant. his daughter is the only match they can find, but she won't give it to him. he kills her, takes the kidney (preserving it, of course) and then gets his transplant. the ghost of the daughter then teams up with the ghosts of the children and they kill her father and it ends.