Asaka Kamijou

You're a fifteen year old girl named Kouko Kashidashi. You go to Ishisuka High, you love your school, but recently, you've felt an odd presence it follows you everywhere, at school, home, the shop, everything, but every time you look around, no one's there, and you keep finding gifts at your desk, you tried telling your parents but they don't listen, your childhood friend, Natsuko Hana, moved to your school, there's a rumor at your school that if someone confessed their love to their crush on Friday under the big cherry blossom tree, their crush would say yes