The story of Maleficent follows her journey from being a kind and powerful being to becoming a villain after a cruel betrayal. It explores her complex emotions and eventual change of heart. The plot is full of magic and drama.
The Maleficent origin story shows her as a fairy in the Moors. She was once a kind-hearted being. However, after being betrayed by a human she trusted, Stefan, who cut off her wings to gain the throne, she became embittered and vengeful. This led to her transformation into the 'Mistress of All Evil' as we know her in the traditional Sleeping Beauty story.
Maleficent's story is complex. She starts as a benevolent being, but when wronged, she becomes malevolent. The interaction with Aurora and her realization of her mistakes drive the story forward. It's a story of transformation and finding the good within.