Polly Atkins is getting married.

And her older sister Bella couldn't be more excited. Not only will Polly be home after five years in New York, but she's coming back to marry the most perfect man on the planet, Dev. Dresses, cake, first dance ... Bella can't wait to get stuck into the arrangements.

Polly's best friend Grace is just as excited. She can't wait to walk down the aisle behind her childhood ally, especially as the stylish Polly wouldn't dream of dressing her bridesmaids in anything but the best, which will make a welcome change from the 'mum-wear' she's adopted since her second child was born.

The only person who doesn't seem to be bursting with enthusiasm is Polly. Which is why, before things can get any more out of hand, she calls the whole thing off. And there's no way she's going to tell them why. Some secrets are best kept hidden.

But she's reckoned without Grace and Bella, who are determined to get Polly and Dev back together if it's the last thing they do. After all, solving someone else's problems has got to be better than dealing with their own ...