The Unweaver (Unwoven Fates Book 1)

London, 1920. Necromancy is a secret 30-year-old Cora will take to her grave. If only she could stay in it. As war erupts between gangs of mages, Cora haunts the shadows of London’s magical underworld as the Unweaver. But when her twin brother goes missing, she makes a deal with the devil himself—enemy portal mage Malachy Bane—to find him.