乔曼和南生一对孪生姐妹，可是因为父母的离异，两人被迫分开了。在他们长大之后，相爱的和平和南生上了同一所大学，乔曼作为交换生也和南生相逢了，他们两个人发现彼此是有如此相似的地方，而和平也分不清他们两个人，于是他们决定找出在这背后的真相，最后他们发现了自己的父母之前是一对夫妻，只是因为感情不和的问题而造成了这种情况。乔曼发现自己对和平也一见钟情，可是因为碍于南生，他只能把这件事情藏在心里不说出来。南笙和和平的矛盾有非常的多，最后也因为各种现实问题不得不选择了分手。结婚前夕南生被发现患有不治之症，他只能在婚礼的当天成为了落跑的新娘，南生不愿意回到和平的身边，也不想耽误姐妹们。他们两个人之间就像一对永远不能相见的彼岸花，花长出来了，叶子却落了，叶子落了花又长了出来，但是他们在各自的领域努力打拼着，把最美好的青春都留给了回忆

Qiaoman and Nansheng are twin sisters, but they were forced to separate because of their parents' divorce. After they grew up, Heping and Nansheng who were in love went to the same university, and Qiaoman met Nansheng as an exchange student. The two of them found that they were so similar, and Heping couldn't tell the difference Individuals, so they decided to find out the truth behind this, and finally they found out that their parents were a couple before, and it was just because of the problem of emotional discord that caused this situation. Qiaoman found that he also fell in love with Heping at first sight, but because of Nansheng, he could only keep this matter in his heart and not say it. There were many conflicts between Nan Sheng and Heping, and in the end they had to choose to break up because of various practical problems. On the eve of the wedding, Nan Sheng was found to be suffering from an incurable disease, so he could only become a runaway bride on the wedding day. Nan Sheng did not want to return to Heping, nor did he want to delay the sisters. The two of them are like a pair of flowers from the other side that can never meet each other. The flowers grow, but the leaves fall, and the leaves fall, and the flowers grow again, but they work hard in their respective fields, bringing the most beautiful youth together. All left to memory