Tamsin Thomas discovered that she is the Last Pellar, the ancestral protector of Cornwall - and she's the holder of a magical staff, which gives her the power to fly. But now, Tamsin must face a new and ancient evil. Deep in the disused mines of Cornwall, there is a dark power lurking. And very soon, Tamsin's brother starts to behave very strangely indeed. Tamsin will need all her courage to overcome this new danger.