After Swapping Marriages and Marrying the Childless Crown Prince

When Xie Yao heard that her legitimate younger sister had refused to marry the Crown Prince and insisted on marrying a poor scholar instead, she immediately knew that her sister had also been reborn. In their previous life, her younger sister, Xie Yujiao, married the Crown Prince. But the Crown Prince was frail and sickly, and he passed away only a few years later. Since Xie Yujiao had never borne him any children, she was left with no choice but to spend the rest of her life in lonely devotion to Buddhism. Xie Yao, on the other hand, had an extraordinarily fertile constitution. Just one year after marriage, she gave birth to boy-girl twins. Her husband steadily rose through the ranks unti...