In the midsummer of 2020, freshman Chen Fan ran into the cold senior sister Gigi Leung at the registration office of NTU. The young heartbeat took root, and the night breeze on the playground witnessed the confession. The two survived the campus love, lived together for a short time and made a promise to get married by the sea. A piece of expatriation notice broke them up, three years of time difference softened their tenderness, quarrels and cold wars exhausted their love, and the two broke up with dignity. When Chen Fan wakes up, he returns to China and gets married sweetly