The perfect stranger

"In the masterful follow-up to the runaway hit All the Missing Girls--a "fiendishly plotted thriller" (Publishers Weekly)--a journalist sets out to find a missing friend, a friend who may never have existed at all. Confronted by a restraining order and the threat of a lawsuit, failed journalist Leah Stevens needs to get out of Boston when she runs into an old friend, Emmy Grey, who has just left a troubled relationship. Emmy proposes they move to rural Pennsylvania, where Leah can get a teaching position and both women can start again. But their new start is threatened when a woman with an…