A strange boy and dog remind Will Stanton that he is an immortal, whose quest is to find the golden harp which will rouse others from a long slumber in the Welsh hills so they may prepare for the ultimate battle of Light versus Dark.

The Grey King is the fourth book in The Dark is Rising sequence.

The golden harp: The oldest hills -- Cadfan's way -- The raven boy -- Grey fox -- Fire on the mountain -- Bird rock -- Eyes that see the wind -- The sleepers: The girl from the mountains -- The grey king -- The pleasant lake -- The warestone -- The cottage on the moor -- The waking.