After Being Undercover for Two and a Half Years, You Came Back and Killed the Entire Army!

In a small war-torn country, I have been undercover for two and a half years. After rescuing Lone Wolf Group B at the beginning, he was called back to the country. Li Yu, who returned to the army, was considered a relative. He was "exiled" to a remote warehouse far away from the main army and served as a squad leader. Who knew... When everyone thought that Li Yu was just plating gold and going through the motions. This remote small class is known as the squad leader's grave and the paradise for cowards. Under the leadership of Li Yu, earth-shaking changes have taken place. Shooting first, tactics first, actual combat drills first... The teacher set Li Yu as a role model, and the whole teacher learned from it! Three months later, all the soldiers in the army begged Li Yu. Please, stop rolling it! The commander was furious when he heard about it: The country's sharp weapon, Xia's troops are in the future, but you let him guard the supplies? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.