A Grand Illusion — Maura McGiveny

She was his paragon of efficiency

Jenna was more than Royce Drummond's secretary. She also arranged the intimate dinners with his mistresses and was silent witness to the parade of beautiful women that passed through his office.

Royce didn't regard Jenna as female at all. If he thought of her it was only with contempt. He believed her the mother of an illegitimate child; he had no idea Robbie was her sister's son.

And Jenna, stubbornly silent, refused to tell him the truth, or the extent to which he himself was involved ....

Hero: Royce Drummond
Heroine: Jennifer "Jenna" Caldwell