Timothy Gedge, a scarred and inquisitive adolescent - a "nuisance" - insinuates himself into the quiet lives of the people of Dynmouth. He knows their secrets and does not always keep them to himself: the lie behind the Abigail's unhappy marriage; the truth about the Dasses relationship with their son; and, most terrifying of all, the tale he tells Stephen and Kate about their parents. Are his stories malicious gossip or harmless fantasy? Timothy is a child of Dynmouth and truth is his terrible weapon . . .