Juvenile Justice — Characters & Cast

Ensuring juvenile criminals face real legal consequences so they comprehend their actions and do not create more victims.

Enters as a cold, seemingly heartless judge driven by hidden personal grief and an outward hatred for youth offenders. Through handling complex trials, her hostility transforms into a deeply disciplined crusade to deliver uncompromising accountability and force both parents and system administrators to take responsibility.

To offer troubled youths the second chance he was once granted.

Having been a juvenile delinquent himself saved by a merciful judge, Tae-joo initially approaches every minor offender with unconditional sympathy and patience. As he witnesses repeat offenders exploit leniency, he adopts a more grounded perspective, realizing that boundary-setting and discipline are essential components of genuine reform.

Changing the legal system through political clout, ultimately compromised by personal paternal bias.

A veteran Chief Judge with 22 years on the bench who seeks a career in politics to reform the Juvenile Act from a legislative position. However, when his own son becomes entangled in an elite school exam leak scandal, he attempts to cover it up, leading to his moral downfall, public exposure, and resignation.

Maintaining judicial throughput and efficiency, which evolves into genuine judicial responsibility.

Replaces Kang Won-joong as Chief Judge, advocating for speedy, formulaic trials ("3 minutes per case"). When a major gang rape case reveals that the perpetrators were youths she had previously released with light warnings years prior, she is forced to confront the catastrophic real-world consequences of her judicial shortcuts.