The Harem of a Nation That Will Perish in Six Days

Summary

I dedicate this chastity to the hero! An otherworldly harem adventure story where the protagonist, Ota, is unrivaled with his erotic skills. He is reincarnated in a doomsday kingdom that is about to be attacked by a horde of monsters and destroyed in six days. Ota has acquired the cheat skill "Emperor of S**," which gives him a huge amount of experience points depending on his erotic experiences. He tries to avoid destruction by having s** with heroines of various professions and races, but...