The heroine Su Niannian transferred to No. 3 Middle School in City A, where she met Jiang Ying, who also transferred to another school. Although Jiang Ying was the school bully, he called Su Niannian the elementary school girl. Because of one look in the pool, Su Niannian fell in love with the "senior" Jiang Ying.
Concept: youthful ignorance and friendship