Synopsis: You've been together for fifteen years. You've got two gorgeous kids and a great career. All the boxes are ticked. You wouldn't be tempted by a plain, slightly balding man called Graham... Would you??When Graham Parks walks into Helen Collins' life, the last thing she expects is to fall for him.He's nothing like her handsome, successful husband, Alex.But fifteen years is a long time and Helen can't help wondering what it would be like to sleep with someone else. Has Alex secretly been thinking the same thing? As harmless flirtation develops into something far more complicated, Helen's perfect world begins to look shaky.??It's exciting, alluring, all-consuming. But is it worth the risk?

http://www.amazon.co.uk/What-Dont-Know-Lizzie-Enfield/dp/0755377869/ref=sr_1_1?s=books&ie=UTF8&qid=1313312627&sr=1-1

Hot Brands Cool Places Verdict
This is a novel exploring some of the dilemma’s faced by modern couples. Lizzie Enfield charts the development of a relationship that threatens to destroy her marriage, highlighting the dilemmas and risks. In this debut novel she tells a cautionary tale, that will serve as a reminder to couples that perhaps the grass isn’t always greener. A thoughtful summer read.