AI Creation: the Three of Us Are Physically Invincible, Who Doesn't Accept It?

[With a golden finger on my palm, all the sons of destiny will be my little brothers] Ran Feng, Luo Yan and Gu Ling were tricked into a different world by a mysterious man after the three of them knelt down in an Internet cafe. What? You picked up a stick and figured out the moves yourself? What? Encountered an enemy just after you figured out the moves? What? Does the learned move cause no harm? Ah! It turns out that it is our bodies that are invincible! A different world created by AI? Is the little boy we rescued the Son of Destiny? Two causal cycles spanning three thousand years? Can you become stronger with each level you pass? Have we cleared the level once before? In spite of! Watch us cut melons and vegetables along the way and pass the level again!