A convenient ring for Cinderella! Taking a Malaysian break from her caregiving responsibilities, innocent Grace allows herself one sizzling night with cynical tycoon Carter. Then he proposes! A clause in his grandfather's will means Carter needs a bride-and their chemistry makes Grace the perfect candidate for a contract marriage. His heart is not on offer…but will Grace accept that term as non-negotiable? Her kingdom…or her heart? It's just another royal reception for ever-perfect Queen Emilia. Until she spots infamous billionaire Caius Candriano-her secret husband! She was a princess when they wed, and Mila's unexpected ascension to the throne doomed their marriage: Caius's reputation was far too wild for royalty. But now he's back to claim his forbidden queen! Will giving in to their deliciously off-limits chemistry destroy Mila…or be the best mistake of her life?