Oh No! I've Become the Villainess

[No-Brainpower Story + Multiple Male Leads] The male leads are all pure.

What should you do after transmigrating into the universally hated junior sister? It seems the answer is to be a decent person. But the System directly orders her to win over four men. How on earth is she supposed to complete this difficult mission? (Cultivation story)

In the second world, she transmigrates into the vicious supporting woman who frames the heroine. She plans to keep her distance from the heroine and avoid trouble, but the very next day the heroine corners her in the bathroom and threatens her! How did the plot go so far off the rails? What is she supposed to do now? (School story)

In the third world, she transmigrates into a mindless, vicious supporting woman in the apocalypse who keeps wandering off without telling her team and is hated by everyone. But this time, her ability is super strength. The male lead causes trouble? Beat him up! Smack, two slaps right across the face. The male lead is two-faced, saying one thing to your face and another behind your back? Then a few more slaps will teach him how to behave. (Apocalypse story)