Novelist and fashion writer Justine tells the moving story of Catherine Dior – sister of renound designer, Christian – a Resistance hero who was tortured and sent to Ravensbrück concentration camp and survived. Following her internationally bestselling biography of Coco Chanel, Justine had unparalleled access to the Dior archives for Miss Dior, which reveals how Catherine inspired her brother’s most famous perfume and his ‘New Look’ emerged out of the shadows of her suffering.