Poet, atheist and communist, New Yorker Joy Davidman is an unconventional woman – and an unlikely partner for an English academic and theologian. And when she starts a correspondence with Narnia author C. S. Lewis, she isn't looking for love. Her own marriage crumbling, she seeks refuge in her work, and guidance from a writer she admires. But in Joy's letters Lewis discovers a kindred spirit, and an intellect to equal his own...