Seventy years later Edward Mackay wakes after a major brain trauma. In the hazy shadowlands of illness, he conjures the figure of his dead father, a man he knew so little about. This near-death experience provokes a move to the wilds of Orkney, where Edward joins a project to harness the tides around the island as a renewable source of energy. But in the tight-knit island community passions also run high.
These were my thoughts on it after I had read it: