One possible theme could be diversity. Since they are different, it might explore how their differences are both a source of beauty and a cause of initial friction.
The theme of acceptance is also likely. They start off perhaps not fully understanding or accepting each other. But as the story progresses, they come to accept each other's differences, whether it's in appearance, culture, or power. This acceptance could lead to a more harmonious relationship between them and between their respective kingdoms.
I'm not sure which specific 'the black princess and the white princess story' you are referring to. There could be various interpretations. Maybe it's a story about two princesses from different ethnic backgrounds or with symbolic 'black' and 'white' characteristics, like different personalities or kingdoms they represent.
The main character is the Princess in Black herself. She is the key figure who has this dual identity.
Betrayal also features frequently. Given the political intrigue in the original story, fanfictions may show different forms of betrayal, either between lovers or within families. This adds drama and tension to the stories, making them more engaging for readers.
One main event is the marriage of Elizabeth of York to Henry VII, which was crucial for uniting the Yorks and Lancasters. Another is her life in the Tudor court dealing with political intrigue.
I'm not sure which web novel you're referring to because you didn't provide any context or specific information. However, according to common web novels, there were usually two princesses or princes corresponding to the White Butterfly Princess and the Black Butterfly Princess. If you can provide more information or context, I will be happy to provide you with a more accurate answer.
The main characters are clearly the black princess and the person who is telling the story. The black princess could be a character with distinct features, personality, and backstory. The narrator is the one who will lead us through their experiences with the princess, whether it's a story of love, friendship or conflict.
Love and transformation are main themes. The frog turning into a prince shows transformation, and often there's a love story between the princess and the frog - turned - prince.
The main plot is about a princess who is taken away by a white bear king. She lives with him in his castle. At first, she is scared but gradually gets used to the new life. Eventually, she faces challenges and overcomes difficulties to find her true self and her place in the story.
One main event is her marriage which was often a political alliance. This brought about a whole new set of challenges and power dynamics. Another could be her dealing with the aftermath of a major battle that changed the political landscape.
Well, in the story, the princess is taken away by the White Bear King. Then she lives in a strange place with the bear. Eventually, she breaks a rule which leads to a series of adventures to get back to normal.