When Grace Harper is orphaned, her world falls apart. Life has always been hard, and now she and her little brother Billy are left homeless and alone. But Grace must put her grief and fear aside, and think practically. Accepting a job as companion to the wealthy, lonely Mrs Spencer means that she and Billy have a roof over their heads, but just as Grace starts to find her feet disaster strikes again. Things look desperate, and when she is offered marriage and the good life for herself and Billy, Grace is tempted. But is her suitor to be trusted? Or is she, in her search for safety for her little family, flying too close to the sun?