Horror sequel. After a high school senior, Wendy Christensen (Mary Elizabeth Winstead), has a fatal premonition of a disastrous roller-coaster accident that involves her and her friends, she warns everyone and luckily gets herself and many of her friends off the roller-coaster before it sets off. When the roller-coaster sets off, it crashes, just like in her premonition.
But the unseen forces of darkness once again set out to kill the survivors that were supposed to die in the freak accident.