I Reincarnated as the Male Lead's Wicked Master's Wife

[Exclusive couple + transmigrate into a book + System + lighthearted + serious drama + power fantasy + faux replacement romance]

Ning Wantang transmigrates into the role of the male lead’s vicious shiniang.

System: You need to bully him mercilessly!

Ning Wantang: No way, System. I’m a law-abiding citizen of the 21st century. That’s wrong.

System: If you don’t complete the task, your cultivation will regress and you’ll age ten years!

Ning Wantang: Is this really the time to break into rap?

System: (´-ι_-`)

With no other choice, Ning Wantang has to complete her tasks.

But! After beating the male lead, she gives him ointment. After freezing him, she gives him a blanket.

That’s no challenge for her!

Chu Yan thinks his shiniang has been acting strangely lately.

One moment she’s hot, the next she’s cold; one moment kind, the next cruel.

Then one day, he discovers…