Eternal Villain: I can enslave Reality! - Chapter 22 : Becoming A Celestial Warrior

Gripes have their origins and debts have their creditors. We haven’t crossed each other in days past or present, nor formed any grudges. I am but duty-bound to carry this out, so apologies in advance!

The celestial celestial beings who lived for more than 100,000 years were born and reborn in a small monk in a human world.
His motto: “It’s not as good as a medicinal medicine for ten years of hard work.” “Even if you practice a copper-iron bone, it’s not enough for my soldier’s attack.”

- Description from Novelupdates

Earth, 22nd CenturyThe incurable cancer that served as a nightmare for people one century ago is now just a rare but curable disease.With the world’s development, there are now cures for all types of cancer. The Earth is now a planet with no more people suffering from cancer.Except for Zen.Diagnosed with a mutated cancer that was the only one of its kind at an early age, he sank in despair.That was until an opportunity which turned his curse into a blessing presented itself.What power would Zen gain from the disease that plagued him since his childhood?***The art is not mine, all credits to the original artist.