Green-eyed, red-haired Emily is a magnet for adventure. Each school break finds her and her family in the mountains of North Carolina staying with her grandparents in their cabin. So far, not a visit has gone by without some kind of misadventure befalling Emily and her friends. No exception this summer break!

A visit to Ruby Falls, a cave system complete with a spectacular underground waterfall, becomes a frightening situation when she and her friends become separated from her family.

Join Emily in this hair-raising story of a family outing gone terribly wrong!