This is the story of the rise and fall of one of the most brilliant women of her time: Isabella de Medici, the daughter of Prince Cosimo I. Isabella was known to her contemporaries as the "star of the Medici court" and a "free spirit". But in a world ruled by men, her unique position made her the target of jealousy and resentment - even within her own family.The film goes on the hunt for the morta..

At a young age, the future Grand Duke Francesco met and fell in love with the beautiful Bianca Cappello. But a marriage had already been arranged for him, to Joanna of Austria, daughter of the Holy Roman Emperor. He acceded to the will of his father Cosimo and married the proud Hapsburg girl, but continued the relationship with his mistress Bianca throughout and after what was a loveless marriage...