This is a true story. More than 40 years ago, Jiang Xin, 15, met Yan Lin, 16. They fell in love at first sight their first love is full of twists and turns. After their parents tried their best to make up, they still missed three opportunities and ended up with nothing more than 40 years later, the boy of that year still couldn't let go of his feelings and was filled with emotion. Just a thought, far apart.