Isikai

This is amazing the girl transmigrates into the body of a villainess and isnt able to hide the. Starts working for the villain..... They both fall in love and face problem together

The girl comes from the mines to be the daughter of the count but the fl makes her a maid

She became an extra in a novel where her bias is
But her soul is unstable so she keeps coming back to her original world
He is a dragon who was imprisoned by his stepmom

The guy kidnaps the author from her world in order to make her change the story and make him king

She dies and transmigrates into a novel...... Where she uses her real world knowledge for making a empire for herself

She isikai into a manga .... The grand Duke is losing emotions becuz of his sword art

She is lilith and he is levithon

She's the head of the family her brother is a serial killer and her sister is a psychopath