Having been burned by his father's betrayal, real estate tycoon Trip Wakefield has no interest in love or relationships. Until he meets Arietta, a struggling, sultry, blues singer, in his favorite club. Seduced by the silken velvet of her voice, he pursues her with a single-minded purpose––Aria in his bed, at any cost. He offers her a deal: if she will be his mistress she can have anything she desires, except his heart.
A woman who knows her own mind and goes for what she wants, Arietta decides that she wants him and his heart so she takes the ultimate gamble and agrees to become his mistress. But when the stock market crashes Trip loses everything. Knowing that he can't keep up his end of their bargain he tells Arietta it's over. Arietta takes another gamble and moves in with him and gives up everything she owns to help him rebuild his wealth. In a gift worthy of the Magi she, offers him unconditional love. Will he find it in his heart to give her the same?