"Secret History Revealed By Lady Peggy O'Malley" by C. N. & A. M. Williamson is a fictional novel written in the early 20th century. The story is narrated by a young girl named Marguerite "Peggy" O'Malley, who recounts her experiences as she navigates life in London with her family, particularly focusing on her desire for a beautiful dress and the unforeseen circumstances that arise from it. Through her witty and candid observations, Peggy provides insight into her family's dynamics, social standings, and the intricate relationships she develops. The opening of the novel introduces Peggy's perspective as she reflects on her and her sister Diana's arrival in London from their home in Ireland. Disturbed by their father's disinterest and the family's financial struggles, Peggy's longing for a white dress leads her into a series of events involving a chance meeting with Captain Eagleston March, an American aviator. This chance encounter sets off a whirlwind of emotions as Peggy wrestles with her feelings of affection for Eagle while navigating her sister's possible romance with him. The narrative intertwines elements of youthful innocence, ambition, and complex familial relationships as Peggy finds herself entering a world of adventure and romantic possibilities. (This is an automatically generated summary.)