Runtime: Mondays & Tuesdays 22:00 (35 minutes each / 2 episodes per day)
Release: May, 2018 --
Director: No Do-Cheol
Writer: Min Ji-Eun, Won Young-Sil
Country: South Korea
Baek Beom (Jung Jae-Young) has worked as a forensic doctor for 10 years. He has a bad personality, but he is excellent with his work. Baek Beom does not open his mind to other people. Eun Sol (Jung Yoo-Mi) is a rookie prosecutor with a warm heart. She has a bright personality and she comes from wealth family background. The forensic doctor and prosecutor work together to solve case.
- "Investigation Couple" takes over MBC's Monday & Tuesday 20:00 time slot previously occupied by "Great Seducer."