The novel, set in and around Macclesfield and Alderley Edge in Cheshire, tells the story of two children, Colin and Susan, who are staying with some old friends of their mother while their parents are overseas. Susan possesses a small tear-shaped jewel held in a bracelet: unknown to her, this is the weirdstone of the title. Its nature is revealed when the children are hunted by the minions of the dark spirit Nastrond who, centuries before, had been defeated and banished by a powerful king. The children also have to compete with the wicked shape-shifting sorceress Selina Place and the evil wizard Grimnir, each of whom wishes to possess the weirdstone. Along the way Colin and Susan are aided by the wizard Cadellin Silverbrow and his dwarf companions.
The novel, set in and around Macclesfield and Alderley Edge in Cheshire, tells the story of two children, Colin and Susan, who are staying with some old friends of their mother while their parents are overseas. Susan possesses a small tear-shaped jewel held in a bracelet: unknown to her, this is the weirdstone of the title. Its nature is revealed when the children are hunted by the minions of the dark spirit Nastrond who, centuries before, had been defeated and banished by a powerful king. The children also have to compete with the wicked shape-shifting sorceress Selina Place and the evil wizard Grimnir, each of whom wishes to possess the weirdstone. Along the way Colin and Susan are aided by the wizard Cadellin Silverbrow and his dwarf companions.