I've Been Reading a Lot of Sadistic Stories Recently, and I Want to Read a Sweet Youth Campus Story with a Male and Female Protagonist.

Want to watch something like "Rebirth!" She abducted the book "Qing Leng Xueshen". I want to see the kind where the male and female protagonists are both pure and strong, and the male and female protagonists are attracted to each other, have a crush on each other, and they are both majoring in mathematics. Preferably from junior high school or high school, the kind that has been abused recently