Mini series depicting the turbulent and bloody reigns of Scottish monarchs Mary, Queen of Scots and her son King James VI of Scotland who became King James I of England and foiled the Gunpowder Plot.
Mary's son James finally succeeds to the English and Scottish throne after the death of the childless Elizabeth but is faced with growing discontent from the Catholics culminating in an attempt by Guy Fawkes to blow up the houses of Parliament and kill the king.