Adolescents are a transitional period that has different developmental processes with the age of children and adults. Adolescents living in prisons must face role change while in prisons that will lead to various psychological responses and attempts to adapt to them. The purpose of this study would be to explore the experiences and mechanisms of adolescent adaptation Prisons in the face of role change. This research uses qualitative method with descriptive phenomenology approach. The study participants consisted of eight prison juveniles. Data retrieval is done by in-depth interviews based on research objectives. Data analysis of interview result using analysis phase according to Colaizzi. The research findings show 5 themes with several categories, among others: 1) Change of role appearance that is change of role in family, change of role appearance to social relation with peer, and change of school activity, 2) The pride of pride of adolescent in prison is shame to Family and family disgrace 3) Psychological responses occurring in adolescence Prisons are the initial psychological response to prison and the current psychological response, 4) The adaptation effort is the effort of oneself and the efforts of others and 5) Hope for the future is hope For yourself and hope for others. Recommend the results of this study aimed at mental nurses or prison officers who may be in direct contact with prison juveniles in helping them to use adaptive strategies in the face of prison conditions.