When Sheba Hart joins St George's as the new pottery teacher, lonely Barbara Covett senses that she has found a kindred spirit. But Barbara is not the only one drawn to Sheba. Before long Sheba is involved in an illicit affair with a pupil, and Barbara is powerless to stop Sheba from pursuing her foolhardy course of action. But when the liaison is found out and Sheba's marriage falls apart, Barbara is loyally standing by, ready to provide succour.