Demons Run Amok: I Become Invincible with the Evil-Suppressing Bureau

[Fantasy + Slaying demons and monsters + No female lead + Ruthless and decisive + System] Song Chuan transmigrates into this world as the young master of the Song family in Shangjing, and is appointed a Hundred-household Officer in the Evil Suppression Bureau of a small county. This world is in chaos, overrun by demons and monsters that prey on people. With an ordinary human body, Song Chuan can earn all kinds of rewards by completing missions. [Mission to bring order to Qianshan County complete. Reward: a century of cultivation and True Essence: Purple Extreme Qi-Reading Art.] [Mission to slay the boar demon complete. Reward: Cloud-Treading Steps and twenty years of cultivation.] ... From then on, Song Chuan brandishes his long blade, and every demon and monster in the world must surrender its head.