Courtyard: Secret Agent

In Sijiu City at the end of the Republic of China, there was an ordinary but extraordinary courtyard house, where lived a young man with a mysterious life experience - He Shaobai. He was originally a sickly man, but due to the activation of the system, he embarked on a journey to change his life against the odds. From the medical skills of the medical master Bian Que to the precision of the archery master Yang Youji, to the resourcefulness of Gui Guzi and the bravery of Guan Yu, the unique skills of these Chinese sages were added one by one, making He Shaobai the most incredible being of that era. When everyone thought he married a dangerous female agent, the truth exploded like thunder - she was actually a red agent! In this era of complicated information, He Shaobai not only protected his homeland with his extraordinary ability, but also revealed the true meaning of loyalty and sacrifice.