Like Mary Queen of Scots, at the heart of it all, Adelaide Kane is still a girl.
A girl who has taken a liking to the personal hygiene of Mary's time as well the fashions that have been created for Mary to walk the castle on Reign Season 2 while worrying a bit about what her character's best friend's baby will mean to Mary's marriage.
There will be plague, power struggles in the wake of Henry's death and a new sparring partner for Catherine by way of a sexy new Lord - and, if Kane has anything to say about it, possible flirtations involving Mary.
We spoke to the actress at Comic-Con last week and asked her all about what fans can expect from Mary and company this fall:
Need to catch up prior to the October 2 premiere? You can always watch Reign online via TV Fanatic.