This is a story about youth. Chase for love, escape for love. Xu Wantong finally decided to confess her love to Lin Yang, whom she had been secretly in love with for 7 years. When she hears the words "He has actually known it for a long time, but he just can't bear to reject you personally, please don't live like this anymore...", How will she choose, whether to move forward or give up? The smile of that year will be unforgettable for a lifetime.