Bad & Crazy
배드 앤 크레이지 (original)
A superhero drama about Soo Yeol who has lived his whole life as a materialistic police detective, but changes into a champion for justice and fights against police corruption when a hidden persona called “K” awakens inside him.
Starring Lee Dong-wook, Wi Ha-jun, Han Ji-eun, Cha Hak-yeon, Nam Woo-joo, Kim Dae-gon, Cha Si-won, Lee Sang-hong, Lee Seung-heon
Watch "Bad & Crazy" from streaming services Netflix, Amazon Prime, Amazon released in 2021. It's a crime and drama show, and has a rating of 8 out of 10 from Imdb which is usually fine for this kind of show.