In childhood, Shauna O'Malley lived a nightmare of poverty and abuse and when the ultimate tragedy happens her short life is thrown into turmoil. Years spent in care with only one true friend she can rely on hardens the young girl and when she reaches adulthood Shauna decides that she has to have revenge. There is just one problem; the person in question is a notorious London gangster who takes no prisoners when he's cornered. Can Shauna avenge the man she blames for her tragic life or will she be made to suffer all over again? 'A score to settle' is an emotional pursuit of one woman who sets out on a mission to find justice.