At sixteen, they had just started their first year of high school. Their colorful high school lives moved forward like clockwork, while they nurtured their youthful dreams. One was a mischievous boy who loved basketball and hated studying; the other, a well-behaved flower-shop girl who followed her daily routine and studied hard. They were the same age and in the same class, yet seemed to have nothing in common. What sort of youthful story would unfold between them? As the bellflowers bloom and love rises on the breeze, let's step into their youth together and see the names written on blue school uniforms beneath the blue sky and white clouds...