From the site:
On the eve of graduation, six friends struggle with the fact that two of their oldest are about to graduate and leave the others behind. But just as they devise an exciting plan for one last memorable adventure, a bizarre secret is uncovered. Fascination turns to fear when they realize this discovery may mean that Eli, a sick child new to the orphanage, may be in great danger.
The girls rush to warn Eli and re-gather their friends, but have yet to realize the worst day of their lives has just begun.