In blood-soaked Tudor England, twice-married, accomplished, and educated Katherine Parr (Alicia Vikander), reluctantly agrees to become the sixth wife of the tyrannical King Henry VIII (Jude Law). Her consent to marry him carries great personal risk, given that her predecessors are either vanquished, beheaded, or dead. When Henry appoints her as Regent, the nation’s ruler during his absence when he departs to fight overseas, he lays a dangerous path for her.