Everyone has their own past. What happens when two people with pasts come together? Xiaomai is the heroine. She once deeply liked Xiao Yang, but in the end they broke up due to various reasons. Liu Xiaotian, the male protagonist, liked Bai He, but they were not together, and ended up with Xiaomai. Will they forget their old love and fall in love with the person in front of them now? How will they deal with many real problems before them? This story is adapted from the author's own story. It takes place in a beautiful university and has many of the author's own thoughts.