When he was young, he met her under the cherry blossoms flying in the sky. From then on, his and her fates were entangled.
Many years later, they were still naive and met again in a classroom full of paper airplanes. He saw her in the crowd at a glance, and she saw him in the crowd at a glance. They saw the unknown affection in each other's eyes.
Many, many years later, he said to her: "If life were just like the first time we met, I would still treat you like a fly."