Chihaya Ayase is a famous beauty at her school, but she’s far from a conventional girl. Three years ago in her final year of elementary school, Chihaya and her friend Taichi became infatuated with the card game, Karuta, after connecting with a lonely boy named Arata Wataya. But when the trio graduated from elementary school, they each went their separate ways but shared one common goal: to excel in the game and meet each other at the national championships. Now, Chihaya is attempting to share her passion for the game by creating a competitive Karuta club at school, but when she reunites with Taichi it seems that maybe she’s the only one with the intention of fulfilling their childhood promise...