The Secret Mistress (with bonus short story Now a Bride), , Random House Publishing Group, Mary Balogh,Historical romance,Romance, best sellers list new york times;new york times best sellers;romance;regency;historical romance;fiction;england;historical;regency romance;romance books;historical regency romance;romance novels;british historical romance;women;regency historical;relationship books;18th century;books for women;romance regency;relationships;regency victorian romance;relationship;regency era;historical fiction;historical novels;romance novel;romance fiction;historical novel;historical fiction books;historicals,, The Mistress Trilogy, United States, en-UShttps://www.penguinrandomhouse.combest sellers list new york times;new york times best sellers;romance;regency;historical romance;fiction;england;historical;regency romance;romance books;historical regency romance;romance novels;british historical romance;women;regency historical;relationship books;18th century;books for women;romance regency;relationships;regency victorian romance;relationship;regency era;historical fiction;historical novels;romance novel;romance fiction;historical novel;historical fiction books;historicals, [BLURB],[CITY],,books, ebooks, biblet, Book2look