The Legends and the Inca Crystals.

Katelin is just another thirteen-year-old Peruvian girl with her fair share of problems, however, these are no ordinary troubles of a teenager. Travelling to England to the mystical county of Cornwall she brings with her supernatural crystals. When a family member goes missing magic combines with Cornish legends and Katelin with her half brother Calum find themselves caught up in a desperate struggle against an evil wizard from Merlin;s time, who wants the Inca Crystals and their power. In a battle to save our dimension they both become aware of the danger and that it is no longer a game - could their fears mean our world will be lost?