Kazuha is a rather quiet, rather intelligent student. You? Oh, you thought I was going to say you're special? Well you're not. When you fail a math exam due to your inability fathom complex equations, your teacher had assigned Kazuha to tutor you for your upcoming college entrance exams; which was almost less than a year away. ----- kazuha highschool! au [short story, will end in less than 20 chapts] ^ excluding special chapts ^_^ all characters belong to genshin impact, except for you #1 in mutual pining, 16 october 2021