Its about a girl from a different time and she put into a game where all the main boys go crazy so she is trying to prevent that.I know the boy she is engaged to is almost poisoned by his fathers girlfriend until she remembers and stops her.
http://www.mangago.me/read-manga/it_seems_like_i_got_reincarnated_into_the_world_of_a_yandere_otome_game/
Thank you so much!
Its about a girl from a different time and she put into a game where all the main boys go crazy so she is trying to prevent that.
I know the boy she is engaged to is almost poisoned by his fathers girlfriend until she remembers and stops her.