The Most Powerful Strategist of the Naughty Boy

When a naughty boy became a military advisor, the people of his country were in chaos. When a naughty kid becomes a strategist, the enemy's army is in disarray. When a naughty kid becomes a military advisor, he himself becomes messy. What the hell, what kind of system is this? If the young master doesn't do a good job of governing the country, why should he be a military advisor? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.