Assassin from Abyss

In another universe on the outer planes ,where endless variety of evil exists with its air, earth, and water reeking of toxic corruption and malice and in an eternal war and power strife between demons and devils .Kei, a former Yakuza, transmigrates in this universe of mayhem as a humanoid beast and finds himself entangled in a labyrinth of conspiracy and malevolence .He embraces his inner darkness and fights evil with evil using his criminal mind and previous life experience as he hones his domain abilities. Ruthless and sharp as a dagger, he cuts through enemies and obstacles in his way as he pierces through layer after layers and delves into greater depths to seek his goals. He is helped in his journey by Epoch , an artificial intelligence installed in his brain , who is both an asset and a liability. A ticking time bomb ..“If I can not upgrade ...I will take over your brain and body....your existence will cease forever.”“The Cradle rocks above an Abyss and our existence is nothing but a brief crack of light between two eternities of darkness” - Vladimir Nabokov.(The MC is neither a hero nor or a villain , he is a survivor . And in order to survive he will perform heroic deeds or show the world true villainy , whatever is the call of the hour. He is a true rogue at heart. )Author here : I am a fan of world building and character caricature so if you expect action at initial chapters you wont find any until you read a bit more . You will find action in the later chapters , that will take your breath away. Its my first book so need some motivation. You can motivate me through comments or show your support . I welcome everything with open arms .