The American heiress Lillian Bowman constantly shocks London society with her free-spirited actions, which seem ordinary to her but wild to the English. She especially stands out to Lord Westcliff, an enviable bachelor. And then, one day, he unexpectedly pulls her into his arms and passionately kisses her. Marcus has always prided himself on self-control—but how could Lillian make him lose control over himself? And will he risk his reputation and position by making her his wife?