Surviving in A School Bully is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.nl fastest updating comic site. The Summary is

The author of the number one-ranked school bully webtoon, Noh Cheolmin, has been trapped in the world he created! And as the world’s weakest character! His assistant, who ran away halfway into production, is in the body of the world’s strongest, the ‘Protagonist’?! Can this chaotic duo, an author with a broken personality and his runaway assistant, survive in the harsh world of A School Bully Webtoon?