How to tempt the off-limits billionaire

"Roisin O'Keefe has just discovered she's an heiress. But along with the South African vineyard she's inherited is the devastating knowledge of her birth parents' rejection. Ro's solution? Inviting superrich Muzi Miya-Matthews to acquire her tainted legacy. Her new problem? Their red-hot attraction! Muzi needs to keep his eyes on the business deal, not his best friend's sister. Especially when her pain over her adoption hits far too close for co...