Bad Prosecutor – Sword Showdown 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

[This work is an adaptation of a drama] How can you fight with the law when the law is on your side? “Jin Jung”, it’s heresy in the world of prosecution to behave like a thug! In order to catch the bad guys, he chose the expedient method way over law, tricks over standard procedures, and delinquency over honesty! He only has one goal! To reveal the truth and bring down the great evil of society! This is a showdown between Prosecutor “Jin Jung” and punishing those corrupt powerful people that’s supposed to be on the side of justice!