An adventure, fantasy series, as two unlikely friends tap into the power of crystals and are thrust into a world of unicorns, tigers, dragons and panthers. Eve is staying with her grandmother, and her only choice of playmate is the boy next, Oscar. They decide to explore the forbidden attic... Ages: 7 Keeper of the Crystals is an adventure fantasy series full of secrets and mystery. Read along as Eve and Oscar are thrust into different worlds and sometimes dangerous situations.