Not easy to survive the high school hell, Clare Shannon and her girlfriends know something. So, when his father offers him an old music box whose inscriptions promise to fulfill all his wishes, Clare tries his luck. And it works ! Money, popularity, boyfriend, everything seems perfect. But the dream has a price: as its wishes, people around him die in particularly atrocious conditions. Clare knows: she must get rid of the box to save her life and that of her loved ones before making the vow of too much.