In the previous life, the heroine and her stepsister made arrangements to get married at the same time. The stepsister married the accomplished general first, while the heroine married a poor scholar.The general died in battle, and the scholar rose to prominence. When the stepsister heard the news, she went crazy and killed the heroine with a gold hairpin.Unexpectedly, both of them were reborn before getting engaged, and this time the stepsister chose to marry a poor scholar. The heroine decided to marry the general in order to repay the general for saving her brother's life.Unexpectedly, the outcome of Exchange Relations was completely different from the previous life. The general did not die in battle but doted on the heroine...

Starring: Yang Chenlu, Lin Yongju, Liu Zihao, Ye Miaomiao