How Does The Protagonist Change The Original Plot In I Became The Youngest Prince In The Novel?

A witch who has lived for thousands of years has grown bored with her own life and decided to leave it. Since she is an immortal, her soul cannot leave the world. However, what she can do is transfer her soul to another body. By a stroke of luck, she happens to enter the body of a princess. She was considered a miracle because when the Empress gave birth to her, the princess instantly died, along with the Empress. What the witch didn't know was that she has entered such a predicament. She has to endure the love of the cruel Emperor and possessiveness of the crazy twin princes! What will her life be at the hands of such a loving family? In addition, it seems that this body contains mana that was lost in the royal family centuries ago!

I am Angel Lim. An avid fan of a popular novel called, 'The Angel They Adored'. It was a reverse harem story where countless men fell in love with the heroine. It's a great masterpiece but I always hated it whenever the greatest villainess harrases her. Yes. That's what I thought before reading the last chapter of the novel. It was the dying moment of princess Ledecia and for the first time, she reminisced her life. "Why did I even exist in the first place if all in my life I'll be in pain?" Those are the last words she utters before dying. And It was very painful. *Knock knock* I paused my thoughts when I heard a loud knock coming from the front door of my apartment. "I'm coming" "Delivery from lily's shop ma'am" I opened my door as I slowly approached the man standing before me. "Oh sorry? But I didn't---" realizing what he said, I immediately tried to said that I didn't order anything but my words were interrupted by a sudden pain. A sharp thing, pierced through my stomach I groaned as I see the blood flowing from my chest. How unfortunate. I wish I had treasured my life more. In the middle of losing conciousness, my honest feeling came out If I'll have the chance to live once again, I'll live free and happy. But then when I opened my eyes, I was transported into Princess Ledecia's body - a villainess from my favorite novel!

Kira was anxiously waiting for the day of the mating ceremony. When the day arrived, she was blessed to have Eric, her crush, as her mate. Eric accepted her as his mate but suddenly, the next day, he rejected her ruthlessly. Why did he change his mind all of a sudden? Kira thought her life had turned upside down. But then she got the shock of her life when she became a substitute bride for the famous useless and retarded prince. Did she have a life with the prince or she was cast aside?

In Reychelle City, a contest was held to crown the most beautiful woman. After my cousin scarred my face, she seized first place with ease. What she never expected was that this year's contest wasn't for fame; it was to select the future wife of the Third Prince, a ruthless, bloodthirsty eunuch. That very afternoon, gifts poured in by the cartload. My betrothed panicked. That night, he tore up our engagement contract and carried my cousin into the bridal chamber. The next day, she trailed her lacquered fingertips across my cheek and sneered, "Alicia, with your ruined face, who would ever want you? Perhaps the beggar at the street corner might take you in." I caught her wrist, let out a cold laugh, and said, "Who told you I would marry a beggar?" Before her stunned eyes, I pushed open my parents' chamber doors. "Mom, since Maggie doesn't wish to be the prince's consort… let me take her place." Three years later, before the eyes of a shocked court, the Third Prince entered the grand hall with me at his side, with two children in tow. No one had foreseen it. This body of mine, blessed with the rarest gift of fertility, was the perfect match for a man believed incapable of siring heirs.

Seri Eclarim grew up to be the best princess that the poor kingdom of Gebi ever knew. A princess with a kind heart filled with love, that's who she is. At twenty, she was contented, living like a normal citizen in their kingdom. However, when the king of Riovas unexpectedly died, she was dragged into a palace with two other princesses from different kingdoms, fighting for the heart of the soon-to-be king, Prince Hazan. Seeing that her only chance to save Gebi was to marry Prince Hazan, Princess Seri decided to do anything to win, even if this meant that she had to seduce him.

Elise is an unemployed woman from the modern world and she transmigrated to the book "The Lazy Lucky Princess." She hated the book because of its cliché plot and the unexpected dark past of the protagonist-Alicia, an orphan who eventually became the Saint of the Empire. Alicia is a lost noble but because of her kind and intelligent nature the people naturally love and praise her including Elise. When Elise wakes up in the body of the child and realizes that she was reincarnated to the book she lazily read, she struggles on how to survive in the other world and somehow meets the characters and be acquainted with them. She tried to change the flow of the story but the events became more dangerous and Elise was reminded why she hated the original plot. Then Alicia reaches her fifteen birthday. The unexpected things happened when Elise was bleeding in the same spot Alicia had her wound. Elise also has the golden light just like the divine power of the Saint. "You've gotta be kidding me!"