In 2002, Zhao Feng failed the college entrance examination and was sent by his parents to a completely closed private school to repeat for one year. The militarized management of remote campuses makes students' lives more depressing and boring. However, youth cannot be imprisoned after all. Music and basketball are not enough to relieve the students' boredom. The best ways to squander excess hormones are to make noises, make troubles, fall in love early, etc. All these have become Zhao Feng's youthful memories.