A valedictorian's declaration of love for a high-school cheerleader launches a night of revelry, reflection and romance for a group of graduating seniors.

Set in beautiful Vancouver, four friends set out on an everyday errand and end up in a fight for their lives when they discover the body of a dead hooker left in their trunk.

An astronomer and a cryptographer uncover a series of ancient tunnels, unwittingly unleashing a deadly Sphinx. In order to trap the Sphinx back in its tomb and stop impending destruction, our explorers must solve a series of complicated and possibly deadly riddles.