即将毕业的六二班同学秦韵、史文丽、高扬和牛牛爬在城市的高架桥上,数着下面的各种名牌车辆,“奔驰”！“宝马”！“桑塔纳”……他们都是要好的朋友,但是他们有着不同的家庭背景。秦韵很小的时候父母离异,同父亲一起生活,她是家里唯一的女性,又当女儿,又当妈妈,还照顾多病的爸爸,显得懂事早。史文丽也是父母离异,却跟着妈 Six or two classmates who are about to graduate Qin Yun, Shi Wenli, Gao Yang and Niu Niu climb the viaduct in the city, count the following various famous brand vehicles, “Benz”! “BMW”! “Santana” ... they are all good friends, but they have different family backgrounds. When Qin Yun was very young, her parents divorced and lived with her father. She was the only woman in the family, and also a daughter, a mother, and a sick father. Shi Wenli divorced parents, but followed the mother