Marriage contract: Genius baby's belly daddy - Chapter 2546

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

“Young man… if you could go back in time, what period would you like to be in?”

This world is Heaven.

Because this world has everything you dream of, everything you wish for.

This world is Hell.

Because everyone in this world are parts of a never-ending massacre.

Are you fighting to survive, or fighting to come home?

- Description from Novelupdates

Ysavel, an aspiring writer, wakes up one day inside the world of her own novel. She thought it's those typical transmigration story she have read. However, she was shock when she discovers that she's been cast as the villainess in her own story.

“DON'T TELL ME I BECOME THE VILLAINESS OF MY OWN STORY?!”

Shocked and dismayed, she realizes that the only way to return to the real world is to live out her role in the story. Initially, she accepts this fate, but things take an unexpected turn when the characters start deviating from the script.

“I don't want another Queen. Youare the only one I want as my Queen, Csille.” Prince Fraser whispered.

The male lead, who was expected to be annoyed by her constant pestering, instead becomes affectionate and attached to her.

“It's inevitable, Lady Lauretré. You will still be the Queen, so I don't see any harm in what I said. Besides, I doubt the King or even the Crown Prince would be willing to change their minds about your engagement.”

The female lead, who was supposed to separate the male lead from her, begins to play matchmaker between the male lead and the villainess.

What should she do? She couldn't get back to the real world if she didn't finished the story as the villainess. But how can she finished it if the two leads are not following the script? Help!!!