Deirdre Burns White is an Extrahuman who can make fire with her mind. Once imprisoned and tortured by the ruthless Confederation Military Police, now all Dee wants is to bury the past and blend in. Her new life in First Landing is all about becoming normal: a regular job, a steady boyfriend, a nice apartment.But just as Dee settles in the groove of her perfectly ordinary life, an old friend shows up bearing a letter from the future, and a plea for help. The first cracks in the Confederation's oppressive regime begin to show—revolution is on the horizon.With First Landing in a state of violent revolt, Dee has to make a choice: to hide herself away in a prison of her own guilt and regret, or embrace her past and her dangerous powers to help save the people and the city she loves.The Spark is a novel of revolution and freedom, and the stunning third entry in The Extrahuman Union series."Come for the superheroes, stay for the characters and world-building." — A Fantastical Librarian