When a legendary golden piano-like instrument vanishes from the Stone Town museum just before Zanzibar's biggest music festival, 11-year-old Asha - a sharp-eyed girl who sells spiced chai with her grandmother - must use her knowledge of forgotten alleyways to outwit a thief who leaves behind only one clue: a single, carved tortoise shell button.
When a legendary golden piano-like instrument vanishes from the Stone Town museum just before Zanzibar's biggest music festival, 11-year-old Asha - a sharp-eyed girl who sells spiced chai with her grandmother - must use her knowledge of forgotten alleyways to outwit a thief who leaves behind only one clue: a single, carved tortoise shell button.