In Eleanor H. Porter's delightful novel, we encounter Miss Billy, an 18-year-old orphan who embarks on a unique journey of self-discovery and connection. After losing her parents, Billy seeks refuge with her namesake, Mr. William Henshaw, a man she believes to be her long-lost godfather. However, due to a misunderstanding, Mr. Henshaw mistakenly assumes Billy to be a boy, leading to a series of humorous and heartwarming situations.