Buddha said: "It takes 500 looks back in the past life for the encounter in this life." She met him in an ordinary university, and a small accident made her "see him in one glance and persevere in one thought." Is it the silent waiting, the secret love alone? Or did she hit it off with him right away, but it took four years due to various reasons? Perhaps, persistence in love is the best answer. How should they choose when they are in college, and where should they go when they are about to enter society...