Two young students who have completely different personalities find themselves walking home together after school. Slowly, their feelings grow stronger than friendship.

Under the cherry blossom tree during Sakuragaoka High School's Entrance Ceremony, Miou Aida meets Haruki Serizawa for the first time. Ever since that day, their eyes chased after each other. Miou is reserved, while Haruki is very social. While many mistook them as a couple, their relationship remained a little more than friends. As they stop to sit on the steps of a deck on their walk home, Miou cannot help but ask, "Haruki...do you like anyone?" Haruki replies, "I do like someone ...what about you?" Just 10 centimeters between their hands. It's just 10 centimeters, but the distance remains...