"Prison Playbook" is a South Korean television series that aired in 2017. The show follows the life of Kim Je-hyuk, a former professional baseball player who is sentenced to prison for a crime he did not commit. As he navigates the challenges of prison life, he encounters various inmates and learns about their stories, forming unexpected friendships. The series combines elements of drama and comedy, highlighting themes of redemption, resilience, and the human spirit. It also explores the impact of incarceration on individuals and their families, making it a thought-provoking commentary on the justice system and societal issues.