根据释放条件，必须遵守相应规定。用手指吹潮指法教学

　　Jacob, a hotheaded, socially isolated construction worker on parole, contends with the daily humiliations of his criminal sentence. He dreams of moving far away, and starting his life anew. When he fails to convince his paternalistic parole officer to help him end his sentence early, Jacob must decide to take freedom into his own hands - but at what cost?