The Masquerade has only two rules: depart by morning and never reveal your identity.

He is London's most eligible bachelor ...

The Earl of Kent is at the top of every debutante's list for marriage. James is handsome, wealthy, and on the lookout for a bride. When an invitation to the Masquerade—an illicit club where members carry on affairs in complete anonymity—arrives on his doorstep, it seems like a last chance to revel in bachelorhood. But after he meets the mysterious Selene, he gets more than he bargained for.

She is a penniless nobody ...

Emma Dumont has been hopelessly infatuated with Lord Kent for years. There's only one problem: he's her employer. When she overhears his plans to attend the Masquerade, she decides go under the guise of a lady, seduce him, and spend one night in his arms. As it turns out, one night isn't enough.

Their arrangement is supposed to be straightforward: anonymous lovemaking, no attachments. But once Emma comes to know the man beneath the title, she can't help falling in love ...