A best science fiction, fantasy and horror pick from The Guardian‘A haunting and magnificent new voice.’ Sam J. Miller, author of Blackfish CityCan the mistakes of the past ever be undone?In post-World War I London, Bea finds solace from political turmoil in the local marshlands. There, she is frequently visited by a mysterious presence, logging each appearance in a scarlet journal. In a time like now, Kay navigates friendship and queerness in a world with an uncertain future. At her grandmother's house she finds a red journal - an intriguing record of an angel's visit. In the future, outsiders are living off grid, away from an oppressive government and environmental collapse. Can Ess's journey into the past, guided only by a well-thumbed scarlet notebook, save the present? A Line You Have Traced is the story of three women, separated by history but drawn together by an unknown force, that asks how we might survive and engage with the world, and each other, before it's too late. ‘A gloriously innovative, endlessly surprising gut punch of a novel.’ Rebecca Tamás, author of Witch