Fifteen years ago, Sara Linton’s life changed forever when a celebratory night out ended in a violent attack that tore her world apart. Since then, Sara has remade her life. A successful doctor, she has finally managed to leave the past behind her. Until one evening, on call in the ER, everything changes. Sara battles to save a broken young woman who’s been brutally attacked. But as the investigation progresses, it becomes clear that the young woman’s assault is uncannily linked to Sara’s.