Z for Zachariah (1974) by Robert C. O’Brien is a young adult dystopian novel. It tells the story of Ann Burden, who survives a nuclear war that destroys the world thanks to a natural phenomenon that keeps her valley safe from radiation. After over a year alone, she awakes one morning to a column of smoke, and John Loomis—a scientist who has traveled for weeks in a protective suit—arrives and disrupts her life of solitude... Read Z For Zachariah Summary