I Courted the Villainess Empress, So How Did She Become Yandere?

[Slice-of-Life Romance] She is the story's greatest villain, an empress who killed her father, brothers, master, and friends, doing whatever it takes to achieve her goals and seize the throne.

After transmigrating, Lin Che discovers that he has to win over this villainous empress. Is this supposed to get him killed?!

What kind of thing could a person possibly do this?

Lin Che: "Can I just not do it?"

System: [Your favorability rating is still 0. In three months, the world will erase you completely.]

Trembling with fear, Lin Che approaches the future empress, only wanting to stay alive.

"You want to curry favor with me too? You're asking to die!"

Lin Che shakes his head frantically. "No."

He just wants to survive!!

The villainous empress killed him 18 times, 18 whole times!!

Later, after winning over the empress, Lin Che flees in the middle of the night, only for her to catch him in bed.

"Lin Che, how dare you run? Aren't you the one who loves me most? You can't escape." The villainous empress kisses him obsessively.

"I... I won't run anymore."

Lin Che trembles with fear. Help! How did the villainous empress turn into a yandere?!