Lewis Kirk

Queen Mary tests her brother James to confirm his loyalty after hearing about his meeting with John Knox, and Queen Elizabeth agrees to help Lord Darnley in an attempt to sabotage the powerful suitor's relationship with Mary.

Mary fights to defend her reign in Scotland against Elizabeth, while Lola is accused of a terrible crime. Charles has changed after paying a price for his mother's thirst for power.

When Mary is presumed dead, Elizabeth asks for Lola's help in taking the Scottish crown for herself. James must defend Mary's throne from John Knox, and Mary faces Francis' killer.