This book is the story of two girls: Ruth & Anna. They are half sisters, for they have the same mother, a slave. They are from Jamaica. Ruth has darker skin to Anna, so she is very discriminated when both go to England to live with Anna's aunt. she becomes a object to marvel at, and a slave. Anna's father helps them at the beginning, but he can not do much when he is away from England. one day Anna's aunt makes an evil scheme to get rid of Ruth and put her on the net ship to another place, thankfully, Anna and some friends they made along the way save her.