Team Bulldog: Off-duty Investigation is about a dogged police detective, an enthusiastic PD of a TV investigative show, a former criminal profiler, a legendary fighter, and a former ace pathologist team-up to solve cold cases.
- Drama: Team Bulldog: Off-duty Investigation (English title) / Further Investigation (literal title)
- Revised romanization: Beonoisoosa
- Hangul: 번외수사
- Director: Kang Hyo-Jin
- Writer: Lee Yoo-Jin
- Network: OCN
- Episodes: 12
- Release Date: May 23, 2020 —
- Runtime: Sat. & Sun. 22:50
- Official Website
Jin Kang-Ho (Cha Tae-Hyun) is an enthusiastic and effective detective. He tries to catch criminals by any means necessary. He also doesn’t get along with other detectives. Kang Moo-Young (Lee Sun-Bin) is an enthusiastic PD of a TV investigative program. The program tries to catch criminals that the police could not. Kang Moo-Young is upright, but she will take risks to reveal the truth. Jin Kang-Ho and Kang Moo-Young unexpectedly meet and they begin to cooperate on unsolved cases.
- Team Bulldog: Off-duty Investigation Torrent Files takes over the OCN Sat. & Sun. 22:50 time slot previously occupied by “Rugal” and followed by “Train” July, 2020.