Quick Transmigration: Through Three Thousand Little Worlds

I'm Trying to Find a Book I Read Before, but After Searching Forever, I Still Can't Find It in the Yandere Book Collection

The protagonist gets confessed to by the school beauty, and the male lead says he likes her older sister. In the middle of the story, the sister really does fall for him. Later, the school beauty locks up both the male lead and her sister. Does anyone know the title? Please, someone, help!⊙﹏⊙

Quick Transmigration Short Stories

Please, please recommend some short quick transmigration stories!

Looking for Good Quick Transmigration Stories Based on Chinese Animation

Looking for a Quick Travel Guide

Looking for a quick transmigration novel I read before. In each world, the heroine wins over her target early on, but later the target changes their heart, and she kills them. In one world, the target is a general; in another, he might have been a young marquis. In another world, the target was reborn after the heroine killed him.