The Direct Lord of Longcheng, the Story of the Secret Bureau of Giving Birth to a Son and the Family's Struggle for Power.

She was the legitimate daughter of the royal family, and she abandoned her family for love and served him in the army for half her life. Once she gave birth, everyone said she had given birth to a fragile baby girl. No one knows that in his infancy, he is the only Lin'er who can shake the foundation of Dragon City! In order to protect her young son, she deliberately concealed her gender and was gentle and tolerant in front of others. The people behind the scenes are at every step. The vicious mother-in-law is plotting secretly, the sister-in-law is always trying to make things difficult for her, and there are spies all over the house, and murderous intent is everywhere. Her husband was far away from the border fortress, and everyone was shocked by the letter of divorce. Everyone laughed at her for being abandoned like a pair of worn-out shoes. Only she knew in her heart that it was not heartlessness, but that he used his status as a chess player to protect her mother and son. Troubles suddenly arise during the Oiran Festival in Dragon City, with Jianghu secret guards surrounding them, ghost swords appearing, and the emperor personally attending. She hides her talents, arranges chess games, investigates the mystery of her brother's disappearance, and uncovers old secrets of the Xiao family. When the stormy weather comes, she and Lin'er stand at the top, and the sinister husband comes riding on the wind, promising her stability for the rest of her life and protecting her from worries every year!