After Finishing This Bowl of Nuclear Wastewater, Start by Conquering Narukami Island

After practicing in the mysterious space for a thousand years, he returned and killed everyone in the era of nuclear wastewater. Everything starts from conquering Narukami Island, destroying the Narukami Dog Club, capturing the actresses of Inazuma City, and killing all the dog heads who committed hara-kami... He rose from Narukami Island like a god! Like a demon, he transforms into a slaying monster! This world, to him, is just a purgatory! Mutated monsters, cyborgs, mechas, ninjas, warriors, practitioners... City ruins, deep sea of death, nuclear storm... The madness of the doomsday will only make his heart surge! He enjoys this process of purgatory!