Relics
The world is all in one relic.
Because it fell under the lotus platform, it was contaminated with a lot of dust from various samsara paths, so it transformed into the nothingness of various races within.
So the whole system is actually the illusion of cause and effect in the missing bead...
King of Medicine is a story based on the famous character Momo from Raidai Tsuneki.
Very... EG＝＝