Demon Invasion? It Doesn't Matter, I Will Take Action!

"Monster, I want you to help me practice." On the day of his professional awakening, Pei Jingming's golden finger manifested, and a demon-locking tower shone brightly in his body. As long as you capture the demons, you can gain access to their power, ferocious energy and blood, soul essence, and innate magical powers... Of course, they can't live and eat for free in the Demon Locking Tower. They have to pay money. What, nothing? Then you have to be whipped! So, the cow demon plowed the land, the flower demon planted flowers, and all kinds of spiritual rice were produced! As a result, the fire demon made fire, the dwarves forged iron, and various weapons were produced! Therefore, the blood demon nourishes blood, the dragon nourishes flesh, and all kinds of flesh and blood are produced! Then……