Minor military figure involved in logistical or command roles.
Kim Gi-jeong is an angry customer who followed Jo after seeing her leave with Kim Sung-ho. He admits following them but denies killing anyone. A surveillance video appears to connect him to the crimes through fingerprints on a toolbox, hammer, and saw, leading police to believe they have grounds to arrest him.
A musical prodigy and rival whom Geun-tae meets at the C'est si bon lounge. He joins Geun-tae and Hyung-joo in forming the C'est si bon Trio. As one of the three young musicians, he shares the group's creative partnership and its disagreements over music.
Lee You-no is identified as a criminal connected to an older case involving a college student and another murder. His name appears in Detective Ma's previous arrest records, and Kang Dae-man and Noh Tae-soo pursue this connection while investigating whether several killings share a hidden, coordinated pattern.
Jo Bok-rae has 32 screen credits in a career dating back to 2013. Their work spans 5 cinematic universes — most prominently Mr. District Attorney Collection with 1 titles. Signature works include The Informant, The Story of Park's Marriage Contract, Oral Tradition Song. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.
Universe traveler — spans 5 universes
