The girls are frustrated when, after hours of research, they still haven't found any useful information. It is then they have the epiphany: they need to have sex to break up the curse that they cannot be the valedictorians.
Italian Hot Milf Stepmom Artemisia Love and Her Stepdaughter Penelope Woods Make Love with Stepson to Break the Curse - Newstepmom
Guys Need to Swap Their Stepsisters and Have a Foursome to Escape the Curse of The Skull - Swapsister