Han-shin is brought to the hospital unconscious, and Ji-sun is shocked by the shocking news. Meanwhile, Seo-yun, who was on patrol, witnesses a worker's suicide attempt. He is a prisoner who was paroled on the condition of finding a job...

Seo-yun, who discovered Choi Jeong-hak's body, begins to track down the culprit. Meanwhile, Han-shin is reviewing the evaluation data of the next female inmate to be considered for parole. In principle, a baby must leave the prison after 18 months and be separated from its mother...