At the end of a long dry spell, young Dan Waterman sees something extraordinary - the faint traces of an ancient giant figure cut into the side of one of the chalk hills near London. More extraordinary still, the figure is of the Indian god, Shiva. But the following day it rains, the grass grows and the traces are lost. What happens next precipitates Dan's father into despair, makes enemies of Dan and his sister Clara, and leads closer and closer towards the carving of a very different image on the hill. Can Dan find proof that the Chalk Giant existed before it's too late? With its unusual...