At the juvenile court, Sim Eun-seok encounters Cha Tae-ju, a figure marked by gentle understanding. The facts surrounding a murder committed by a minor are perplexing, their pieces refusing to form a coherent whole.

Eun-seok’s unconventional approach to the case drew criticism from some quarters. The trial became a maelstrom of conflicting charges and counter-charges.

Uncovering the cause of the teenager’s wounds unlocks a series of difficult and concealed truths. The matter carries a profound personal weight for Tae-ju.

A disturbing phone call casts a shadow over a youth counseling instructor, drawing her into the scrutiny of the judges. The young women in her recovery home corroborate the allegations.

Driven by urgency, Eun-seok and Tae-ju embarked on a desperate search for the missing girls, racing against the possibility of their harm. In the unfolding mystery, the true identity of the informant proved unexpectedly startling.

A scandal erupts, drawing the nation's gaze, involving students from affluent families. Beneath the surface of this public outcry, Kang Won-jung harbors a secret that threatens to unravel her professional life.

Eun-seok held a quiet expectation for Won-jung's integrity, yet found himself increasingly at odds with her conduct in the courtroom. His requests for concrete proof only seemed to solidify her resolve, causing her to withdraw further into …

Despite Eun-seok’s reluctance, Tae-ju pursued the investigation into the minor traffic incident involving a youth, and in doing so, uncovered a crucial detail. This led to a sharp disagreement with Na Geun-hee.

Eun-seok becomes consumed by one of the men implicated in the horrific sexual assault. Meanwhile, Tae-ju begins to understand the hidden currents of her own past.

The pursuit of the gang's orchestrator casts a long shadow over Eun-seok, placing him in perilous circumstances. Meanwhile, Geun-hee finds herself confronting a difficult reckoning with her own convictions.