The narrator fell in love with his classmate as a child, confessing his feelings to her in the rain. They enjoyed simple moments together where they smiled and talked sincerely. However, she eventually transferred schools, altering their fate. In the present, the narrator remembers their time together fondly and believes the experience made him a better person by teaching him about true euphoric love. Though their love went unwritten, he sees it as the beginning of his own adventure in love.