This was made for an International Manga Contest.

Tafu, a young martial artist, has been invited to compete in the largest karate tournament in the world. With his skill and will power, he'll shoot for the top and gain the title of the greatest fighter.

Starting with a typical Zombie Apocalypse in a fantasy modern world, things have changed for the worse for Raphael and other survivors. With the normal questions running through their heads, they learn that there's more to the end of the world than meets the eye. An ancient evil has awoken. Run, fight, and survive, or die trying.

A young manga collector gets his hands on an unfinished manuscript called "Blood Art."
Warned not to read it, he pushes through.
(Originally on webtoon)