After My Confession Failed, Why Would I Be so Impatient If I Didn't Pursue You?

(No or single heroine.) "It turns out I'm just a spare tire." The rebirth returned to the night of his senior year graduation celebration, which was also the night when he confessed his love to Chen Xianer for the ninth time. Facing Chen Xian'er, whom he had liked for more than 20 years, Zhou Hei no longer had the heartbeat he once had. He chose to stop the loss. What didn't belong to him didn't belong to him after all. He could live a good life without Chen Xianer. But after he became outstanding, Chen Xianer blamed him for not being persistent enough... Zhou Hei was confused. He was not mean, so why did he have to be Chen Xianer's backup?