RUNNING TO SAVE his life, William Buckman leaves his job as a physician in Philadelphia and returns to his childhood home in the Old World, an isolated rural community in Canaan, a town in the western hill country of Massachusetts. He is running from Christopher Koenig, a well-known poet with second career as an assassin. Koenig, hired by the administration of Worthington Hospital, owned by the Worthington-America Medical Group,...