故事从一家之主的姥姥郎心平开始讲起,姥姥育有三个女儿,分别是:大姐杨怡,二姐杨尔,三姐杨杉。三十年前,一句“知识青年到农村去”的口号改变了她们的青春命运.三姐妹天各一方,各自成家立业,巧合的是三姐妹的孩子都是女儿。第二代的杨家表姐妹正值 The story begins with the grandmother Lang Xiping, the head of one family, who has three daughters: Yang Yi, Sister Yang and Sister Yang. Thirty years ago, the slogan “A knowledge-based youth went to the countryside” changed their youthful fate: the Three Sisters each had a separate career and, coincidentally, all three sisters had children as their daughters. The second generation of Yang family cousin positive