After moving in with her grandmother, Rose finds a portal: she can now time travel from the modern world to the kingdom of two of the most memorable English princesses in history. She discovers that her father is a court spy from the 16th century who would be safer escaping with her. Rose to her native Indiana. But as Princess Mary Tudor prepares to ascend the throne, drastic measures are required. Rose must save her father and free the people from the rule of a cruel queen - even if she has to risk everything she has...