Daiyu: After being reborn, who still wants to be a yandere?

Daiyu opened her eyes and traveled through time to become a scumbag. Her fiance, who was born into a wealthy family and was a top student, only loved her elder sister. Her elder sister was a school beauty and a top student, proficient in music, chess, calligraphy and painting. But she skipped classes, cheated, was an unlearned and lazy student, and couldn't even get into a junior college. Her parents asked her grandmother to collect her body. Her father didn't love her, and her mother didn't love her - well, then she chose to go to a remote town. She got in through the back door and chose a scumbag school? She had a bad hand, but she didn't play by the rules and played it randomly! A liberal arts student sneaked into a chemistry laboratory - classmates: Is this a spy? ... You think she is a yandere, just try to offend her? Ancient people ran wild in modern imperial examinations,...