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The hammer collided with the red metal, forging precise shapes one by one. It's not iron-blooded but it still has this extraordinary charm. At least that's what Lu You thinks, but there are always various accidents in the process of forging equipment, such as missing materials, door-to-door robberies, and insufficient funds. We adhere to the principle of solving difficulties when we encounter them, and never waste a stitch or a thread. In this way, bones are thrown into the forge, flesh and blood are hammered into metal, and the equipment becomes more and more evil and the skills become more and more proficient. (It should belong to the category of reincarnation, and the author is not sure what it will look like in the end.)

Haunted by evil spirits. Black light flashed past. The moonlight shone brightly, blood spurted out, and heads fell to the ground. The black cat licks the remaining delicious food from its own paws. In the darkness, what is visible is the scarlet vertical pupils, the body of the cat that can barely be seen, and the chaotic nine tails hidden behind the body... The greedy witch whispers in her ears, pouring out obscure voices. Even cats have a side that no one knows about.

Entropy, let's call it entropy first. His time travel is a little different from that of normal people. Are you sure this is a normal time-travel opening? Stop it! He is also the male protagonist of the light novel! (Practice your work and be a eunuch at any time.)