曾经,何以琛(黄晓明 饰)拒绝了身边络绎不绝的追求者们,偏偏选择了单纯而又天真的赵默笙(杨幂 饰),然而,赵默笙特殊的家庭背景却让这一对恋人最终走上了陌路。一眨眼七年过去,赵默笙带着一个秘密回到了故地,让她没有想到的是,在那里等待着她的,竟然正是分手后再无联系的何以琛。 在何以琛的内心里,一直保留着对赵默笙的感情,可是,此时的赵默笙早已经不是当初的烂漫少女,而是一个离过婚的女人。与此同时,何以琛的父亲和赵默笙的父亲之间有着不可告人的过去和无法调和的矛盾,失去了家人的祝福和支持,这对饱经风霜的恋人能否坚持他们自己的选择?In their university days, Zhao Mosheng fell in love at first sight with law student He Yichen. Through various incidents where Mosheng "stalked" Yichen on campus, Mosheng's cheerful personality charmed Yichen, and they slowly became college sweethearts. When Yichen's foster sister Yimei challenged Mosheng for Yichen's attention, Mosheng turned directly to Yichen for clarification, but did not expect to receive a cold response from him. Mistaking that Yichen and Yimei are a couple, Mosheng followed her father's arrangements and moved to the United States to continue her studies. Seven years later, Mosheng - who is now a professional photographer - returns to China, and coincidentally bumps into the unforgettable Yichen. Since the seven years they broke up, many people stand in the way of these star-crossed lovers: foster-sister Yimei; Mosheng's marriage in United States; the unrelentingly infatuated ex-husband Ying Hui; as well as the financial grudges between the couple's fathers. All...