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Qin Tian accidentally traveled through time, his body was weak and sick, his dantian was damaged, and he was unable to practice qigong. Since he killed a chicken, he magically discovered that he could actually upgrade!

"Brother Chicken, I'm sorry..." Qin Tian felt a little embarrassed.

"...Oh...Oh...Oh..." The cock was a little scared

...

[bookid=2282068,bookname="Invincible Upgrade"]

My good friend’s book didn’t expect that I would go with my protagonist’s name!!
Chapter completed!