Three Things About Elsie by Joanna Cannon

84-year-old Florence has fallen in her flat at Cherry Tree Home for the Elderly. As she waits to be rescued, she considers the charming new resident who looks exactly like a man she once knew – a man who died sixty years ago. His arrival has stirred distant memories she and Elsie thought they’d laid to rest. Lying prone in the front room, Florence wonders if a terrible secret from her past is about to come to light …