This is the Law

The genius lawyer No Hyeong-Jin's justice-executing returner fantasy! Valedictorian of his University, perfect score on the Bar Exam, and even a 95% case win rate. No Hyeong-Jin was a so-called successful lawyer! While he was fighting against evil, higher powers to make South Korea a just and fair land, he was ruthlessly murdered by National Intelligence Service agents.

"He shouldn't have died..."

No Hyeong-Jin was a man sent by Emperor Yeom-Ra to fix corruption on Earth! However, after ending up in hell without having been able to achieve anything, Emperor Yeom-Ra returns No Hyeong-Jin back in time... What is this "power" given to him by Emperor Yeom-Ra? Will No Hyeong-Jin be able to change his future as well as the future of South-Korea?!

(Source: KakaoPage, translated)