15-Year-old Liu Wei and Tong Zhen, who depended on her sister, had a delicate relationship between love and friendship. Until Liu Wei and Gao Hua, Tong Zhen and Xing Xing, the two of them fell in love. Liu Wei's unexpected pregnancy and death, Xing Xing committed suicide because of Gao Hua's ex-girlfriend Hu Yun, and the sad Tong Zhen was lying in the hospital due to illness...