London 1886, and suddenly finding herself alone and very wealthy following the death of her ailing and demanding mother, 31-year-old spinster, Charlotte Worledge, is at first uncertain what to do with the rest of her life. She knows she's not really the kind of woman to spend her days at the ladies sewing circle or other 'expected' social functions, so she decides to follow in her late father's footsteps by trying to help those less fortunate than herself, and perhaps solving a few mysteries along the way.With the help of her loyal staff, her adventures bring a focus and excitement to Number 13, Brondesbury Villas, which none of them had ever thought possible, and despite the exasperation of the local police, Charlotte's Cases prove to be just what everyone needed!