Jian Yun is a lost third lady of the Jian family who was only recognized when she was ten years old. Cheng Sheng was a young general who had not yet gained any fame. He had been in love with Princess Li Zitong of Nanyang since he was a child.
Jian Yun married Cheng Sheng when he was fifteen.
From here, the story begins. Tip: Jian Yun will die, and if there is CP inside, he will become HE
Concept: A tough melon is not sweet