18-Year-old Li Mu failed the college entrance examination and made a mistake in his ambition, so he went to a city in the north. Because of the distance, her boyfriend Asen, who has been in love for two years, chose to break up. Li Mu met Qiao Tian at the lowest point in his life. The stories of several people continue until they graduate, work, and get married. Youth is like an unknown wind, and the love and hatred in it don't know where it starts or where it will end up.