Spiritual Qi Revival: I Get Stronger by Killing Monsters

Spiritual qi revival. Monsters descend.

The protagonist obtains a System that makes him stronger every time he kills a monster.

You killed an ant. Strength +1 jin!

You killed a nest of ants. Strength +3,600 jin!

You earned the title Ant Exterminator Extraordinaire and the reward: Using four ounces to move a thousand pounds!

You killed the C-rank monster Kui Niu and gained the strength of a thousand jin and the Heavenly Crippled Leg!

You killed the A-rank monster Raging Sea Flood Dragon and gained the strength of ten thousand jin and one chance to summon the Divine Dragon!

The more you kill, the faster you grow, and the more rewards you get!

The protagonist doesn't even care about things that other people work themselves to the bone to obtain!!!

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Please do not imitate.