Paulia Belgado 
LADYS SCANDALOUS PROPOSITIO EB [EPUB ebook] 

A proposition to shock the ton And delight her rogue Lady Persephone Mac Gregor is a genius with machines, but hopeless as a debutante! After a lacklustre first season, this one will be her last—and her best chance to experience sensual pleasure if she’s going to be a spinster for the rest of her life… So when she meets unconventional Ransom, the charismatic yet elusive owner of a gambling den, she decides to shock him with a daring proposition!