Emma and Leo have been together – off and on – for ever. But their relationship seems to have lost its spark – it's as though the magic has gone.
When Leo turns up at Emma's thirtieth birthday dinner unforgivably late and horribly drunk, embarrassing her in front of her family, she can't help wishing things were different. In fact, she wishes Leo was different. She loves him very much but if someone could wave a magic wand and turn him into a reliable, considerate boyfriend it would certainly save her a lot of trouble.
When Leo's path crosses with a decidedly sparkly wisp of a girl called Isobel, he falls under her magic spell and Emma sees him altering before her very eyes. Soon she regrets wishing for a 'new' Leo at all. And, surely, Isobel can't be for real? One thing's clear, if Emma's going to win him back, she'll need to do some changing of her own…