Two girls, two different worlds, one unexpected friendship.Belinda is everything a good Ghanaian housegirl should be. Diligent and uncomplaining, she knows exactly how to follow the rules.Amma has never been a great one for rule-keeping. And when her parents meet Belinda on a visit from England they suspect she might be just the shining example their wayward teenager daughter needs.So Belinda must leave behind her old life and travel to London to befriend a girl who shows no desire for her company. But in this bewildering city, surprises are waiting down every bus route, and when the cracks in Amma's defences open up, the secrets they have both been holding onto are brought into the light.