Suspicious Partner
수상한 파트너 (original)
Noh Ji Wook is a prosecutor in the Central District Prosecutors’ Office who ends up switching professions to a private attorney. He harbors a trauma stemming from an event in his childhood involving his parents and his first love. Eun Bong Hee, a Taekwondo athlete in her youth, is a prosecutor trainee who has become a murder suspect. Eun Bong Hee and Noh Ji Wook both find themselves being the focus of a killer.
Starring Ji Chang-wook, Nam Ji-hyun, Choi Tae-joon, Kwon Na-ra, Lee Duck-hwa, Nam Gi-ae, Jang Hyuk-jin, Heo Joon-seok, Kim Hong-pa, Kim Ye-won
Watch "Suspicious Partner" on Rakuten Viki released in 2017. It's a crime and drama show, and has a rating of 7.8 out of 10 from Imdb which is usually fine for this kind of show, and is currently available to watch for free.