Novel adaptations - {Shoujo}

https://www.novelupdates.com/series/i-dont-want-to-be-an-ojakgyo/
I was reincarnated as a supporting character in a novel.
And on top of that, I had the role of a ‘magpie bridge’ inside the romance story. Anyways, romance was impossible, and my future seemed bleak with my debt-riddled family.
After becoming a civil servant, I tried to enjoy the wealth and honor I couldn’t have in my past life, but…Unlike the originals, the male characters seem kind of strange?!

https://www.novelupdates.com/series/ill-become-the-tyrants-tutor/
https://wuxiaworld.site/novel/ill-become-the-tyrants-tutor/
☘“One day, someone trapped in a world of black and white will appear, and stain your world with blood.” Thanks to this prophecy, the “Beast”, Prince Reynsis, was abandoned and left to fend for himself. To undo the curse, he needs the “Beauty”, but the only problem is--
"Who the hell is this beauty supposed to be?!"

https://read.asianovel.com/series/a-fairy-tales-for-the-villains
Somehow, I found myself reincarnated as an extra within reverse harem novel, who's destined to be the final boss, the ‘Queen of Vipers’, the one who will slaughter an empire by rattling the main villains who had grown up together.
In the fall of the year when the empire congested with plague, our parents died and we four children were completely locked up in the mansion.

https://www.novelupdates.com/series/im-done-with-my-husband-ill-go-and-make-money/
Aristine is a royal princess who's been confined all her life, as she is highly disfavored by the emperor.But the truth is, as the possessor of the [Royal Sight], she can see the past, present, and future. The emperor sends her off to die in a political marriage arranged with the prince of their enemy country, rumored to be a bloodthirsty savage, but Her soon-to-be husband is not like the rumors at all

https://www.novelupdates.com/series/i-tamed-a-tyrant-and-ran-away/
☘God gave me a chance to relive my life. Before the rebirth, I had been used for the past 400 years as the empire's sword. And so, I swore to destroy the empire. I found the young prince of the country and became his teacher. I taught him how to become a tyrant and asked for the country.

https://wuxiaworld.site/novel/i-met-the-male-lead-in-prison/?
https://www.novelupdates.com/series/i-met-the-male-lead-in-prison/
☘One day, I opened my eyes and found myself in... prison?! That's right. Out of all the characters I could've reincarnated into, I woke up inside a 19+ rated romance novel as the villain's younger sister. To make things even worse, I was locked up inside the infamous Kambrakam Prison for my brother's crimes.