Charlotte has always been a good girl. But being good is getting boring... She's not just stuck in a rut - she's buried in it up to her chin. The only company she has in bed is the back catalogue of Netflix and falling in love feels like the stuff of fairy tales. So when she stumbles across a popular podcast, 'Sorry Not Sorry', which challenges women to embrace their inner bad girl, she jumps at the chance to shake things up. Old Charlotte would never ask for a stranger's number, go on a blind date or buy lacy lingerie... But New Charlotte is waving goodbye to her comfort zone (with a side order of margaritas). And it turns out that good things happen to bad girls...