On a rainy spring day, first‑year student Midori Saezima spots a tall, handsome classmate caring for a stray kitten. Though she doesn’t know his name, she falls in love at first sight. After a bout of illness, Midori returns to school three days after the summer break and learns she has been volunteered as a candidate for the student council. Following a series of embarrassing mishaps, both she and the mysterious boy she loves, Akira Sudo, are elected to the council. As the inaugural members of the newly established high school’s student council, they set out to create new traditions while weaving a bittersweet love story of their own.