Reincarnated as a magicless human with infinite vitality, Leon becomes a never-ending-meal for a hungry harem of monster girls. Vampires, succubi, and other dangerous beauties surround him. Every feeding makes them stronger, more powerfull and a lot needier. All while Leon tries to become a re...

Heroes and Demon Kings have risen alike. An endless cycle in a stagnant world. But Shiro is not a Hero. To end the cycle, a fallen god forcibly reincarnated an engineering student. Now Shiro must combine science with magic to survive. Forced into an arms race, he must win before fantasy di...