She witnesses and becomes caught up the intrigues of the young king's court, and later those of his sisters. As Mary, Elizabeth, and Robert Dudley use Hannah to gather information on their rivals and further their own aims, the novel can plausibly present each side in the complex story.
Hannah witnesses the political machinations of the young king's court and later those of his sisters, Mary, Elizabeth, and Robert Dudley.  The novel uses her as a tool to gather information on rivals and advance their own goals, allowing for a balanced portrayal of each side in the complex story.