New York's hottest "sexpert" has been living a lie - and it's up to one man to keep her honest ... all night long.

Riley McKenna knows sex - good sex, bad sex, kinky sex. Her articles in Stiletto magazine are the publication's most scandalous - and the most read. But when Stiletto's fiftieth anniversary issue requires her column to get a lot more personal, Riley is forced to confront a long-hidden secret: her own sexual experience is limited to one awkward college encounter.

Now Riley is about to call in the favour of a lifetime from the one man who's always held her heart...