犯人战士尤里•伯伊卡（Scott Adkins 饰）在上一集中膝盖受重伤，失去了搏击能力，只能在监狱中清理卫生，昔日的荣耀和战斗已离他远去，而监狱方面又驳回了他的假释要求，从不曾甘心失去自由的伯伊卡，将希望寄托在国际犯人格斗大赛上，因为大赛最终的冠军将获得自由。经过严酷的恢复性训练，伯伊卡战胜并取代了嘎卡（Mark Ivanir 饰）手下的参赛选手，两人再一次合作，前往格鲁吉亚境内的葛贡监狱，伯伊卡在那里将同世界各地的其他七名犯人战士，角逐出唯一的犯人格斗之王。参赛选手中，美国的特伯（Michael Shannon Jenkins 饰）和哥伦比亚的“杀人狂”各具实力，伯伊卡为了自由必须战胜他们，然而他很快发现，真正的敌人并不是搏击场中的对手…… The soldier Yuri (Scott Adkins) in primary focus on a knee injury at, lost their fighting ability, can clean up in prison, the glory and the battle was gone, and the prison also rejected his parole request, never willing to lose by Boyka, will hope in the prisoner fighting competition, because competition final champion will be free. Through rigorous training, Boyka defeat and replace the Gaka (Mark Ivanir) under the contestants, the two once again to cooperation, Georgia Ge Gong prison, Beth ICA with all parts of the world where there will be seven other inmates for soldiers, only one of the prisoners to the king of fighters. The contestants, America Winterbottom (Michael Shannon Jenkins) and Columbia's "killer" their own strength, in order to free primary ICA must overcome them, but he soon discovered that the real enemy is not just in the opponent......