Starting as a Class Five Mutant - Chapter 648

Luck is limited and when villains and heroes hoard it, extras lose it.An ambitious villain defeated and killed far too soon, and a heroic group that couldn't prevent humanity's extinction, find themselves back in the past.Their battles and stolen opportunities cause consequences unknown to them, impacting the lives of all those around them, especially extras, moreso one named Neville. Unbeknownst to him, his fate is greatly influenced by the 'main characters'.He'd seen it all, gangsters, politicians and their mistresses, arrogant celebrities, even bratty heirs. But nothing prepared him for the night his client was involved in an 'accident'.Right after he was summoned by his boss who fired him and accused him of being involved but since they couldn't prove it only his license was revoked.After getting out of the building, his boss tells him that the client's family demanded to meet thehim, hoping for some answers and closure.But before going there he needed to pick up the client's eldest daughter...After that encounter his world went through changes his family pushed him to the edge and the supernatural became natural and he had to adapt to his strange new abilities!

Chen Rui, an otaku from earth, is reborn into a human body in another world, who falls into the legendary evil, brutal world of the devil called Mozu where humans are treated as food. He has to survive while facing horrors of the devil, violent dragons and a variety of power enemies depending on a strange super system chip and his wits. Surrounded by Devil’s beauties such as black-bellied lolita princess, cold queens, violent dragons, charming poisonous devils …

Wanting to live in the Devil’s world is hard! Wanting to live in the Devil’s world as a human is harder! Wanting a human to be the devil’s son-in-law is hardest!

Let us see how a small otaku uses power and strategy step by step starting from an ordinary human to writing a legend as the devil’s greatest son-in-law.

- Description from Novelupdates

At 18, Alex Kain is whisked away to Eryndor, a game-like realm where he gains 'Skill Synthesis', a talent to fuse skills into godlike powers. Battling monsters and conquering dungeons, he builds a harem of strong women drawn to his might and charm. With the power to return to Earth bearing incredible resources, Alex faces a growing threat that endangers both worlds in this epic of adventure, romance, and ambition.