From award-winning and New York Times bestselling author Geraldine McCaughrean, an utterly immersive and unforgettable novel set during the London Blitz, inspired by the author's fatherWith World War II on their doorstep, the children of Greenwich, England, are being evacuated. But on the train meant to take them to safety, four of them decide they aren't ready to leave home. They climb out the carriage window just in time, forging an unlikely friendship.With their school taken over by the fire service, they spend their days trying to be useful. Lawrence is building a secret machine. Gemmy searches bombed-out homes for things of value-only to find an adorable mutt she can't even give away. Franklin wants to join the fire service, even if it means lying about his age. Olive looks after her father, haunted by the deaths of his fellow firemen.Together, the four friends roam the streets of London, discovering their resilience amongst the secrets of the city. But as the Blitz unleashes a barrage of bombs, turning the sky ragged with flame, can they keep one another safe?Beautifully researched and full of both heartbreak and hope, Under a Fire-Red Sky is a celebration of friendship during even the darkest times.