Dr Duncan Parfait is charismatic, a little shambolic, and totally convinced that there could be no intelligent culture pre-dating the present one.
The unequivocal proof that there was sets his preconceptions and world on its head.
Without giving a thought to it being too true to be good, he sets out to excavate submerged cities and write a book which contradicts all those assumptions made by historians and archaeologists who went before.