Quick Transmigration: The Villain is Too Spoiled and Flirty

In order to be resurrected, Sheng Nuan needs to transmigrate into different worlds as a minor supporting female character and complete tasks to prevent the villains from turning more evil. However… aren't these villains supposed to be cold-blooded and obsessive? Why are they all starting to say things like,
"Nuan Nuan, you can't go anywhere except stay by my side…"
"Nuan Nuan, for you, I would destroy kingdoms without hesitation!"
"Nuan Nuan, you are my inner demon."
Sheng Nuan: ???