Despite her friend's warning, Rachel is excited to attend Brendan Fear's birthday party at his family's estate on mysterious Fear Island, but soon someone introduces a game of murder and all of the guests are in danger.
Dierdre Bradley's father decides to brave the ancient curse of the Fear family to build an amusement park on a plot of land where a group of teenagers mysteriously hacked each other to death sixty years earlier and almost immediately the killings begin again.
Emily finds it is impossible to like her new stepsister. Before long Emily is living in total fear of her. Then Emily learns that her stepsister wrote in her diary that she murdered someone!.