子供じゃないモン！

Miyo, a high school freshman, believes in the romantic legend of her school: if two people kiss in the hallway under the clocktower's chime without being seen, they'll be bound forever. When she accidentally fulfills this legend with Waku, a mysterious transfer student, Miyo's life takes a thrilling turn. As she navigates the ups and downs of high school, friendships, and first love, Miyo must protect their shared secret while facing challenges from a scheming uncle who threatens the school's future. Alongside Waku and her friends, she discovers the courage to chase her dreams and embrace the magic of youth.