: The syndicate is led by Ik-ho (Han Suk-kyu), an inmate who has the warden and guards in his pocket.
: The ruthless, calm, and manipulative "King" of the prison who controls everyone within the walls. The Prison (2017)
: A high-ranking official involved in the prison's corrupt administration. Film Production & Reception The Prison (2017) - IMDb : The syndicate is led by Ik-ho (Han
: A prominent inmate and part of Ik-ho’s inner circle. The Prison (2017)
The story centers on (Kim Rae-won), a former elite detective known for his 100% arrest rate. After being sent to prison for a hit-and-run accident, he discovers that the entire facility is actually a headquarters for a crime empire.