He was Reincarnated as a Genius Assassin, Assimilating the Skills of the Deceased .

Name Manhwa : He Genius Assassin Who Takes it All Chapitre
Part : 1
This young man is a novelist, and today he has completed his work. However, the readers don’t seem to like the ending of his story, as there are many dissatisfied comments. He is heartbroken that his work is hated by everyone, and he grits his teeth, trying to drown himself in sleep. Not long after, loud sounds wake him up. As he becomes aware of everything around him, he realizes that he has become the antagonist in his own story. He must now strive to change his tragic fate and save the world as a villainous assassin character.
Disclaimer :
💎 We Do Not Own The Music, Artwork, Or The Lyrics. All Rights Reserved To Their Respective Owners. This Video Is Not Meant To Infringe Any Of The Copyrights. This Is For People’s Enjoyment Only.
💎 Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for “fair use” for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing.
💎 For any copyright concerns, please feel free to e-mail us so we can take the proper procedures:
💎 [email protected]

source