The movie Princess of Thieves follows Gwyn, the daughter of Robin Hood and Maid Marian, as she learns about her father's life as an outlaw and becomes determined to follow in his footsteps. Gwyn's father has been absent from her life for many years, but when he is called upon to help King Richard, Gwyn seizes the opportunity to reconnect with him.
As Gwyn trains with her father and his Merry Men, she begins to realize the dangers of their lifestyle and the sacrifices they have made for their cause. When King Richard falls ill and Prince John begins to seize power, Gwyn and her father are thrust into a battle to protect the rightful heir to the throne, Prince Philip.
However, when Robin is captured and sentenced to death, Gwyn must embark on a dangerous mission to save him and ensure that Prince Philip can be crowned king. With her cunning skills and brave determination, she faces many challenges along the way, including battling bandits and infiltrating the castle where Robin is being held.
Despite being a young woman, Gwyn proves herself to be a capable and courageous hero, following in the footsteps of her father and becoming a legend in her own right. Princess of Thieves is a thrilling adventure that combines history, action, and drama to tell the story of a young woman who is determined to fight for what she believes in.