A frail Queen Anne (Olivia Colman) occupies the throne and her close friend Lady Sarah (Rachel Weisz) governs the country in her stead while tending to Anne's ill health and mercurial temper. When a new servant Abigail (Emma Stone) arrives, her charm endears her to Sarah.
Queen at 16 and widowed at 18, Mary defies pressure to remarry. Instead, she returns to Scotland to reclaim the throne. But Scotland and England fall under the rule of Elizabeth I. Saoirse Ronan and Margot Robbie star in an account conspiracies that changed the course of history.