Courtyard House: He Yuzhu Joins the Army, Presses an AK-47 with One Hand

The story begins with He Yuzhu searching for his father, He Daqing, who eloped with a widow, only to be met with cold indifference and abandoned twice. Newly transmigrated He Yuzhu falls into deep thought. Should he take the old-fashioned train back to Beijing to continue being a cook? No! A true man stands tall between heaven and earth. With a system at his disposal, he should protect his country. He resolutely embarks on the Korean War, determined to contribute to his homeland and design various military weapons for his country.