From the first day that the beguiling Sheba Hart joins the staff of St George's history teacher Barbara Covett is convinced she has found a kindred spirit. Barbara's loyalty to her new friend is passionate and unstinting and when Sheba is discovered having an illicit affair with one of her pupils, Barbara quickly elects herself as Sheba's chief defender. But all is not as it first seems in this dark story and, as Sheba will soon discover, a friend can be just as treacherous as any lover.
Zoe Heller's first novel, Everything You Know, was published by Viking in 1999. Zoe Heller writes a column for the Daily Telegraph and was columnist of the year for 2002. She lives in New York.