Shes transported into a story she read where people have fated partners. And she wants to save the villain because he had a shitty life but she already has a destined partner
He tries to save the world from a monster but he and his party ends up dying. He dies and comes back to when he entered school and now he has the opportunity to start over and retrain his friends
The villain she wrote about in her story comes to the real world and kidnaps her. He demands she give him a happy ending
The dude gets stuck in an otome game where all the players are forced to treat him like a girl
Transported to another world
Endo and Kobayashi’s Live Commentary on the Villainess