Jess and Tracy Beaker are the perfect team. Jess thinks Tracy is the best mum ever (even when Tracy shouts at her teachers). Tracy is fun and daring, but she also works hard to give Jess the family home she desperately wanted when growing up in the Dumping Ground. Their flat might be a bit mouldy but it's their happy home.But when Sean Godfrey - Tracy's rich new boyfriend - comes onto the scene, Jess is worried things are going to change. What if Sean wants to turn Jess's brilliant mum into a new person altogether? Sean's superstar mansion and fancy cars might have been Tracy's childhood dream, but maybe the Beakers' perfect home was right in front of them all along ...