The story centers on five people including Lin Yuan and Su Yiran, telling their interesting stories and growth during their three years in a modern urban high school. Facing academic pressure, family conflicts, youth confusion and campus competition, there are stumbles, laughter and tears coexisting along the way. Each volume focuses on a stage theme, from the meeting of freshmen to class selection, to youth loss and conflict, and finally the college entrance examination and farewell. The storyline is compact and clear, with lots of jokes and warm details, creating distinctive characters and showing the multifaceted colors of campus life. In the end, they gained growth and friendship, and rushed towards a new life with humor and emotion.