After Becoming Invincible, Return to the City and Become a Mad Lord

[Arrogant Soldier King + Hot-blooded Invincible + Urban Ambiguity + Decisive Killing] He was originally the sharpest blade of the country, the sharp weapon of darkness, and had countless military exploits. However, he was betrayed by the top management and all his comrades died. For the blood feud of brothers. For the promise between men, he decided to return home. The dragon returns to the city, slaps the hardest face, plays with the most beautiful girl...