Ten years after graduation, there was a party that brought Lin Feng back to his third year of high school, reexperienced the college entrance exam, and once again walked the path of university. In university, Lin Feng made a group of close friends. They had attended a welcoming party together, organized a group event, and helped their good brothers chase down girls … Because of some misunderstandings, Lin Feng and his girlfriend Han Xue became estranged as the two of them walked further and further away. At this moment, the girl that he liked expressed her feelings to him. And behind the "betrayal" of his girlfriend, there seemed to be hidden difficulties. How should he choose? In a school accident, Lin Feng's secret was known. Was all this a dream, or was it reality?