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You always looked like you didn't care, which made me feel that I was not that important in your heart. Later I realized that you were the only one who truly loved me from beginning to end. From the day I met you, I fell in love with you without any warning, but why don't you understand me? Female protagonist: Yan Yin, male protagonist: Gu Cheng In the long-distance love race from high school to college to graduation, he failed her in the end