Margaret's about to find out that truth is stranger than fiction. Margaret always knew that she and her family were a little strange. After all, she did do her grade six science probject on a pack of killer Chihuahuas. And Margaret's mother never talks about anything anymore - not since the mysterious drowning death of Margaret's father three years earlier. Then Margaret's mother takes Margaret and her little sister, Sophie, to an old abandoned mansion and places a FOR SALE BY OWNER sign in the front yard. But who could have lived there?