This Christmas, he’ll make her a deal: Four weeks. No strings. Just pleasure!One night of red-hot, anonymous sex isn’t nearly enough. So discovering my masked seductress is none-other than straight-laced Billionaires Club owner, Imogen Carmichael, I propose a new deal: one month of indulgent passion! She’s mine for the holidays. Then I’ll assume my duties as the Rothsmore heir. But the closer we get to Christmas, the more I crave the one gift I can’t unwrap – her…