Villain's transmigration: Breaking every heroine into a Yandere - Chapter 41: Quality and Ranks of the core

The Ye family’s foolish girl is reborn one day!With an omnipotent divine cauldron and a spiritual space in hand, she is no longer the good-for-nothing, abandoned girl that everyone bullies at sight!She is so invincible with both medicine and poison that even a divine doctor will be nothing beside her, Spiritual beasts beg her to make contracts… Oops, excuse her, even the Beast God calls her Boss.When her scumbag father dares to abandon his wife and daughter, she wrecks and destroys his family.When people dare to bully or humiliate her, she would return that favor a hundred times greater.Reincarnated as a human once more, she returns like a powerful sovereign. However, she never expects to be involved with the devilish and bloodthirsty him.Originally meant to be a decisive Ghost King, he ends up reincarnated into a ditsy, cute and harmless hostage prince in a neighboring rival nation…

Zara Monroe, a girl in her Early twenties. aspiring author, wakes up the day after her mother’s funeral in a world where humans don't exist and the powerful wolf kings reign supreme. To her shock, she’s swept into the plot of her own unwritten romantasy novel.But this isn't just fantasy—Zara is now living the life of her heroine, a girl fated to die at the hands of the Lycan Twins, the ruthless rulers of the werewolf world and her destined mates.With her life hanging in the balance, Zara must rewrite her fate before it’s too late. Can she change the deadly course of her own story, or will she be trapped forever in the world she created?……..#ReverseHarem#LycanKings#ParallelWorld#WhyChooseTroupe

Witnessing her boyfriend cheating on her with her bestie, Shiyao was so angry that she went to a pub for fun and met a man, who was really a piece of work. After a crazy night she fled away, but was embarrassed to know that the man she slept with was her boss You Ze.
Jesus, give her a break!

- Description from Novelupdates

Being the author of a world-famous novel series called Eminence the boy wanted the world to know about him due to his co-author taking all the fame. Unfortunately, disaster struck before he could get his recognition.Upon realizing that he died the boy woke up in the world that he created, Eminence.However, instead of transmigrating into the body of the main character or even a side character, the boy became an extra called Lucas.Shortly thereafter he gets a notification on his smartwatch that tells him to make Lucas an important part of the novel no matter what and by any means necessary.Follow Lucas’s journey as he befriends, betrays, manipulates, and falls in love using all the information he has at his disposal being the author.