From the Sunday Times bestselling author of SisterIn a rural English village in the middle of a snowstorm, the unthinkable happens: the school is under siege.From the brave, wounded headmaster barricaded in the library, to teenage Hannah in love for the first time, to the pregnant police psychologist who must identify the gunmen, to the terrified 8-year-old Syrian refugee, to the kids trapped in the school theatre still rehearsing Macbeth, all must find the courage to stand up to evil and try to save the people they love . . . In an intense exploration of fear and violence, courage and redemption, Rosamund Lupton takes us deep into the heart of human experience.'Beautifully, elegantly written, SO gripping, intelligent, timely, affecting and moving' Marian Keyes