Zhang Yi loved that person for four years, but that person ignored him, broke his original vow, and disappeared from his life. Just when Zhang Yi slowly walked out of the shadows, that person suddenly appeared again, bringing with him the love that Zhang Yi had dreamed of before. But Zhang Yi was hurt so deeply that he could no longer believe it, and the vacancy in his heart was gradually filled by another person. "What you have done is in the past tense, and what you have to do is in the future tense." That person once said this to Zhang Yi, and this time it was Zhang Yi's turn.