Reincarnation Revenge: The Fallen Bureaucrat's Vengeance 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 the fastest updating comic site. The Summary is

A high-ranking official loses everything when the policy he staked his entire career on is betrayed by a politician he thought was an ally. In the depths of despair, he's hit by a truck--and awakens in someone else's body! In this second life after reincarnation, can he change the path he was once so committed to? And will he be able to exact revenge on the politician who betrayed him? The curtain rises on this modern reincarnation revenge drama!