One day, a mysterious man named Xie Guoqing, dressed in old-fashioned clothing, appeared in Nanshe Village. Zhou Guanmeng and Xie Yintian took him to experience decades of changes in China. The two also gradually learned about their fatherMy mother's memories of family, love, and life. The college entrance examination is coming, and Xie Guoqing wants to save the love he once lost. Between fate and love, young people full of ideals will seize this rare opportunity tightlyEncounter, or accept fate's arrangement with the flow?